About the Number

138918780

138918779 ← → 138918781

2進数表記:1000010001111011101101111100

漢数字表記:一億三千八百九十一万八千七百八十

素因数分解:

2 2 × 3 3 × 5 1 × 7 1 × 11 1 × 13 1 × 257 1

素因数の和:306
約数の個数: 384
約数和(自身を含む): 582543360
約数和(自身を除く): 443624580

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 18, 20, 21, 22, 26, 27, 28, 30, 33, 35, 36, 39, 42, 44, 45, 52, 54, 55, 60, 63, 65, 66, 70, 77, 78, 84, 90, 91, 99, 105, 108, 110, 117, 126, 130, 132, 135, 140, 143, 154, 156, 165, 180, 182, 189, 195, 198, 210, 220, 231, 234, 252, 257, 260, 270, 273, 286, 297, 308, 315, 330, 351, 364, 378, 385, 390, 396, 420, 429, 455, 462, 468, 495, 514, 540, 546, 572, 585, 594, 630, 660, 693, 702, 715, 756, 770, 771, 780, 819, 858, 910, 924, 945, 990, 1001, 1028, 1092, 1155, 1170, 1188, 1260, 1285, 1287, 1365, 1386, 1404, 1430, 1485, 1540, 1542, 1638, 1716, 1755, 1799, 1820, 1890, 1980, 2002, 2079, 2145, 2310, 2313, 2340, 2457, 2570, 2574, 2730, 2772, 2827, 2860, 2970, 3003, 3084, 3276, 3341, 3465, 3510, 3598, 3780, 3855, 3861, 4004, 4095, 4158, 4290, 4620, 4626, 4914, 5005, 5140, 5148, 5397, 5460, 5654, 5940, 6006, 6435, 6682, 6930, 6939, 7020, 7196, 7710, 7722, 8190, 8316, 8481, 8580, 8995, 9009, 9252, 9828, 10010, 10023, 10395, 10794, 11308, 11565, 12012, 12285, 12870, 13364, 13860, 13878, 14135, 15015, 15420, 15444, 16191, 16380, 16705, 16962, 17990, 18018, 19305, 19789, 20020, 20046, 20790, 21588, 23130, 23387, 24570, 25443, 25740, 26985, 27027, 27756, 28270, 30030, 30069, 32382, 33410, 33924, 34695, 35980, 36036, 36751, 38610, 39578, 40092, 41580, 42405, 45045, 46260, 46774, 48573, 49140, 50115, 50886, 53970, 54054, 56540, 59367, 60060, 60138, 64764, 66820, 69390, 70161, 73502, 76329, 77220, 79156, 80955, 84810, 90090, 90207, 93548, 97146, 98945, 100230, 101772, 107940, 108108, 110253, 116935, 118734, 120276, 127215, 135135, 138780, 140322, 147004, 150345, 152658, 161910, 169620, 178101, 180180, 180414, 183755, 194292, 197890, 200460, 210483, 220506, 233870, 237468, 242865, 254430, 257257, 270270, 280644, 296835, 300690, 305316, 323820, 330759, 350805, 356202, 360828, 367510, 381645, 395780, 420966, 441012, 451035, 467740, 485730, 508860, 514514, 534303, 540540, 551265, 593670, 601380, 631449, 661518, 701610, 712404, 735020, 763290, 771771, 841932, 890505, 902070, 971460, 992277, 1029028, 1052415, 1068606, 1102530, 1187340, 1262898, 1286285, 1323036, 1403220, 1526580, 1543542, 1653795, 1781010, 1804140, 1984554, 2104830, 2137212, 2205060, 2315313, 2525796, 2572570, 2671515, 3087084, 3157245, 3307590, 3562020, 3858855, 3969108, 4209660, 4630626, 4961385, 5145140, 5343030, 6314490, 6615180, 6945939, 7717710, 9261252, 9922770, 10686060, 11576565, 12628980, 13891878, 15435420, 19845540, 23153130, 27783756, 34729695, 46306260, 69459390, 138918780]

約数ペア:
[(1, 138918780), (2, 69459390), (3, 46306260), (4, 34729695), (5, 27783756), (6, 23153130), (7, 19845540), (9, 15435420), (10, 13891878), (11, 12628980), (12, 11576565), (13, 10686060), (14, 9922770), (15, 9261252), (18, 7717710), (20, 6945939), (21, 6615180), (22, 6314490), (26, 5343030), (27, 5145140), (28, 4961385), (30, 4630626), (33, 4209660), (35, 3969108), (36, 3858855), (39, 3562020), (42, 3307590), (44, 3157245), (45, 3087084), (52, 2671515), (54, 2572570), (55, 2525796), (60, 2315313), (63, 2205060), (65, 2137212), (66, 2104830), (70, 1984554), (77, 1804140), (78, 1781010), (84, 1653795), (90, 1543542), (91, 1526580), (99, 1403220), (105, 1323036), (108, 1286285), (110, 1262898), (117, 1187340), (126, 1102530), (130, 1068606), (132, 1052415), (135, 1029028), (140, 992277), (143, 971460), (154, 902070), (156, 890505), (165, 841932), (180, 771771), (182, 763290), (189, 735020), (195, 712404), (198, 701610), (210, 661518), (220, 631449), (231, 601380), (234, 593670), (252, 551265), (257, 540540), (260, 534303), (270, 514514), (273, 508860), (286, 485730), (297, 467740), (308, 451035), (315, 441012), (330, 420966), (351, 395780), (364, 381645), (378, 367510), (385, 360828), (390, 356202), (396, 350805), (420, 330759), (429, 323820), (455, 305316), (462, 300690), (468, 296835), (495, 280644), (514, 270270), (540, 257257), (546, 254430), (572, 242865), (585, 237468), (594, 233870), (630, 220506), (660, 210483), (693, 200460), (702, 197890), (715, 194292), (756, 183755), (770, 180414), (771, 180180), (780, 178101), (819, 169620), (858, 161910), (910, 152658), (924, 150345), (945, 147004), (990, 140322), (1001, 138780), (1028, 135135), (1092, 127215), (1155, 120276), (1170, 118734), (1188, 116935), (1260, 110253), (1285, 108108), (1287, 107940), (1365, 101772), (1386, 100230), (1404, 98945), (1430, 97146), (1485, 93548), (1540, 90207), (1542, 90090), (1638, 84810), (1716, 80955), (1755, 79156), (1799, 77220), (1820, 76329), (1890, 73502), (1980, 70161), (2002, 69390), (2079, 66820), (2145, 64764), (2310, 60138), (2313, 60060), (2340, 59367), (2457, 56540), (2570, 54054), (2574, 53970), (2730, 50886), (2772, 50115), (2827, 49140), (2860, 48573), (2970, 46774), (3003, 46260), (3084, 45045), (3276, 42405), (3341, 41580), (3465, 40092), (3510, 39578), (3598, 38610), (3780, 36751), (3855, 36036), (3861, 35980), (4004, 34695), (4095, 33924), (4158, 33410), (4290, 32382), (4620, 30069), (4626, 30030), (4914, 28270), (5005, 27756), (5140, 27027), (5148, 26985), (5397, 25740), (5460, 25443), (5654, 24570), (5940, 23387), (6006, 23130), (6435, 21588), (6682, 20790), (6930, 20046), (6939, 20020), (7020, 19789), (7196, 19305), (7710, 18018), (7722, 17990), (8190, 16962), (8316, 16705), (8481, 16380), (8580, 16191), (8995, 15444), (9009, 15420), (9252, 15015), (9828, 14135), (10010, 13878), (10023, 13860), (10395, 13364), (10794, 12870), (11308, 12285), (11565, 12012)]

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