About the Number

212400720

212400719 ← → 212400721

2進数表記:1100101010001111101001010000

漢数字表記:二億千二百四十万七百二十

素因数分解:

2 4 × 3 2 × 5 1 × 7 1 × 17 1 × 37 1 × 67 1

素因数の和:147
約数の個数: 480
約数和(自身を含む): 899728128
約数和(自身を除く): 687327408

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 37, 40, 42, 45, 48, 51, 56, 60, 63, 67, 68, 70, 72, 74, 80, 84, 85, 90, 102, 105, 111, 112, 119, 120, 126, 134, 136, 140, 144, 148, 153, 168, 170, 180, 185, 201, 204, 210, 222, 238, 240, 252, 255, 259, 268, 272, 280, 296, 306, 315, 333, 335, 336, 340, 357, 360, 370, 402, 408, 420, 444, 469, 476, 504, 510, 518, 536, 555, 560, 592, 595, 603, 612, 629, 630, 666, 670, 680, 714, 720, 740, 765, 777, 804, 816, 840, 888, 938, 952, 1005, 1008, 1020, 1036, 1071, 1072, 1110, 1139, 1190, 1206, 1224, 1258, 1260, 1295, 1332, 1340, 1360, 1407, 1428, 1480, 1530, 1554, 1608, 1665, 1680, 1776, 1785, 1876, 1887, 1904, 2010, 2040, 2072, 2142, 2220, 2278, 2331, 2345, 2380, 2412, 2448, 2479, 2516, 2520, 2590, 2664, 2680, 2814, 2856, 2960, 3015, 3060, 3108, 3145, 3216, 3330, 3417, 3570, 3752, 3774, 3885, 4020, 4080, 4144, 4221, 4284, 4403, 4440, 4556, 4662, 4690, 4760, 4824, 4958, 5032, 5040, 5180, 5328, 5355, 5360, 5628, 5661, 5695, 5712, 6030, 6120, 6216, 6290, 6660, 6834, 7035, 7140, 7437, 7504, 7548, 7770, 7973, 8040, 8442, 8568, 8806, 8880, 9112, 9324, 9380, 9435, 9520, 9648, 9916, 10064, 10251, 10360, 10710, 11256, 11322, 11390, 11655, 12060, 12240, 12395, 12432, 12580, 13209, 13320, 13668, 14070, 14280, 14874, 15096, 15540, 15946, 16080, 16884, 17085, 17136, 17353, 17612, 18224, 18648, 18760, 18870, 19832, 20502, 20720, 21105, 21420, 22015, 22311, 22512, 22644, 22780, 23310, 23919, 24120, 24790, 25160, 26418, 26640, 27336, 28140, 28305, 28560, 29748, 30192, 31080, 31892, 33768, 34170, 34706, 35224, 37185, 37296, 37520, 37740, 39627, 39664, 39865, 41004, 42143, 42210, 42840, 44030, 44622, 45288, 45560, 46620, 47838, 48240, 49580, 50320, 51255, 52059, 52836, 54672, 56280, 56610, 59496, 62160, 63784, 66045, 67536, 68340, 69412, 70448, 71757, 74370, 75480, 79254, 79730, 82008, 84286, 84420, 85680, 86765, 88060, 89244, 90576, 91120, 93240, 95676, 99160, 102510, 104118, 105672, 111555, 112560, 113220, 118992, 119595, 126429, 127568, 132090, 136680, 138824, 143514, 148740, 150960, 156177, 158508, 159460, 164016, 168572, 168840, 173530, 176120, 178488, 186480, 191352, 198135, 198320, 205020, 208236, 210715, 211344, 223110, 226440, 239190, 252858, 260295, 264180, 273360, 277648, 287028, 295001, 297480, 312354, 317016, 318920, 337144, 337680, 347060, 352240, 356976, 358785, 379287, 382704, 396270, 410040, 416472, 421430, 446220, 452880, 478380, 505716, 520590, 528360, 574056, 590002, 594960, 624708, 632145, 634032, 637840, 674288, 694120, 717570, 758574, 780885, 792540, 820080, 832944, 842860, 885003, 892440, 956760, 1011432, 1041180, 1056720, 1148112, 1180004, 1249416, 1264290, 1388240, 1435140, 1475005, 1517148, 1561770, 1585080, 1685720, 1770006, 1784880, 1896435, 1913520, 2022864, 2082360, 2360008, 2498832, 2528580, 2655009, 2870280, 2950010, 3034296, 3123540, 3170160, 3371440, 3540012, 3792870, 4164720, 4425015, 4720016, 5057160, 5310018, 5740560, 5900020, 6068592, 6247080, 7080024, 7585740, 8850030, 10114320, 10620036, 11800040, 12494160, 13275045, 14160048, 15171480, 17700060, 21240072, 23600080, 26550090, 30342960, 35400120, 42480144, 53100180, 70800240, 106200360, 212400720]

約数ペア:
[(1, 212400720), (2, 106200360), (3, 70800240), (4, 53100180), (5, 42480144), (6, 35400120), (7, 30342960), (8, 26550090), (9, 23600080), (10, 21240072), (12, 17700060), (14, 15171480), (15, 14160048), (16, 13275045), (17, 12494160), (18, 11800040), (20, 10620036), (21, 10114320), (24, 8850030), (28, 7585740), (30, 7080024), (34, 6247080), (35, 6068592), (36, 5900020), (37, 5740560), (40, 5310018), (42, 5057160), (45, 4720016), (48, 4425015), (51, 4164720), (56, 3792870), (60, 3540012), (63, 3371440), (67, 3170160), (68, 3123540), (70, 3034296), (72, 2950010), (74, 2870280), (80, 2655009), (84, 2528580), (85, 2498832), (90, 2360008), (102, 2082360), (105, 2022864), (111, 1913520), (112, 1896435), (119, 1784880), (120, 1770006), (126, 1685720), (134, 1585080), (136, 1561770), (140, 1517148), (144, 1475005), (148, 1435140), (153, 1388240), (168, 1264290), (170, 1249416), (180, 1180004), (185, 1148112), (201, 1056720), (204, 1041180), (210, 1011432), (222, 956760), (238, 892440), (240, 885003), (252, 842860), (255, 832944), (259, 820080), (268, 792540), (272, 780885), (280, 758574), (296, 717570), (306, 694120), (315, 674288), (333, 637840), (335, 634032), (336, 632145), (340, 624708), (357, 594960), (360, 590002), (370, 574056), (402, 528360), (408, 520590), (420, 505716), (444, 478380), (469, 452880), (476, 446220), (504, 421430), (510, 416472), (518, 410040), (536, 396270), (555, 382704), (560, 379287), (592, 358785), (595, 356976), (603, 352240), (612, 347060), (629, 337680), (630, 337144), (666, 318920), (670, 317016), (680, 312354), (714, 297480), (720, 295001), (740, 287028), (765, 277648), (777, 273360), (804, 264180), (816, 260295), (840, 252858), (888, 239190), (938, 226440), (952, 223110), (1005, 211344), (1008, 210715), (1020, 208236), (1036, 205020), (1071, 198320), (1072, 198135), (1110, 191352), (1139, 186480), (1190, 178488), (1206, 176120), (1224, 173530), (1258, 168840), (1260, 168572), (1295, 164016), (1332, 159460), (1340, 158508), (1360, 156177), (1407, 150960), (1428, 148740), (1480, 143514), (1530, 138824), (1554, 136680), (1608, 132090), (1665, 127568), (1680, 126429), (1776, 119595), (1785, 118992), (1876, 113220), (1887, 112560), (1904, 111555), (2010, 105672), (2040, 104118), (2072, 102510), (2142, 99160), (2220, 95676), (2278, 93240), (2331, 91120), (2345, 90576), (2380, 89244), (2412, 88060), (2448, 86765), (2479, 85680), (2516, 84420), (2520, 84286), (2590, 82008), (2664, 79730), (2680, 79254), (2814, 75480), (2856, 74370), (2960, 71757), (3015, 70448), (3060, 69412), (3108, 68340), (3145, 67536), (3216, 66045), (3330, 63784), (3417, 62160), (3570, 59496), (3752, 56610), (3774, 56280), (3885, 54672), (4020, 52836), (4080, 52059), (4144, 51255), (4221, 50320), (4284, 49580), (4403, 48240), (4440, 47838), (4556, 46620), (4662, 45560), (4690, 45288), (4760, 44622), (4824, 44030), (4958, 42840), (5032, 42210), (5040, 42143), (5180, 41004), (5328, 39865), (5355, 39664), (5360, 39627), (5628, 37740), (5661, 37520), (5695, 37296), (5712, 37185), (6030, 35224), (6120, 34706), (6216, 34170), (6290, 33768), (6660, 31892), (6834, 31080), (7035, 30192), (7140, 29748), (7437, 28560), (7504, 28305), (7548, 28140), (7770, 27336), (7973, 26640), (8040, 26418), (8442, 25160), (8568, 24790), (8806, 24120), (8880, 23919), (9112, 23310), (9324, 22780), (9380, 22644), (9435, 22512), (9520, 22311), (9648, 22015), (9916, 21420), (10064, 21105), (10251, 20720), (10360, 20502), (10710, 19832), (11256, 18870), (11322, 18760), (11390, 18648), (11655, 18224), (12060, 17612), (12240, 17353), (12395, 17136), (12432, 17085), (12580, 16884), (13209, 16080), (13320, 15946), (13668, 15540), (14070, 15096), (14280, 14874)]

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