215970720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:260

約数の個数: 384

約数和(自身を含む): 870912000

約数和(自身を除く): 654941280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 19, 20, 21, 24, 28, 30, 32, 34, 35, 38, 40, 42, 48, 51, 56, 57, 60, 68, 70, 76, 80, 84, 85, 95, 96, 102, 105, 112, 114, 119, 120, 133, 136, 140, 152, 160, 168, 170, 190, 199, 204, 210, 224, 228, 238, 240, 255, 266, 272, 280, 285, 304, 323, 336, 340, 357, 380, 398, 399, 408, 420, 456, 476, 480, 510, 532, 544, 560, 570, 595, 597, 608, 646, 665, 672, 680, 714, 760, 796, 798, 816, 840, 912, 952, 969, 995, 1020, 1064, 1120, 1140, 1190, 1194, 1292, 1330, 1360, 1393, 1428, 1520, 1592, 1596, 1615, 1632, 1680, 1785, 1824, 1904, 1938, 1990, 1995, 2040, 2128, 2261, 2280, 2380, 2388, 2584, 2660, 2720, 2786, 2856, 2985, 3040, 3184, 3192, 3230, 3360, 3383, 3570, 3781, 3808, 3876, 3980, 3990, 4080, 4179, 4256, 4522, 4560, 4760, 4776, 4845, 5168, 5320, 5572, 5712, 5970, 6368, 6384, 6460, 6766, 6783, 6965, 7140, 7562, 7752, 7960, 7980, 8160, 8358, 9044, 9120, 9520, 9552, 9690, 10149, 10336, 10640, 11144, 11305, 11343, 11424, 11940, 12768, 12920, 13532, 13566, 13930, 14280, 15124, 15504, 15920, 15960, 16716, 16915, 18088, 18905, 19040, 19104, 19380, 20298, 20895, 21280, 22288, 22610, 22686, 23681, 23880, 25840, 26467, 27064, 27132, 27860, 28560, 30248, 31008, 31840, 31920, 33432, 33830, 33915, 36176, 37810, 38760, 40596, 41790, 44576, 45220, 45372, 47362, 47760, 50745, 51680, 52934, 54128, 54264, 55720, 56715, 57120, 60496, 63840, 64277, 66864, 67660, 67830, 71043, 72352, 75620, 77520, 79401, 81192, 83580, 90440, 90744, 94724, 95520, 101490, 105868, 108256, 108528, 111440, 113430, 118405, 120992, 128554, 132335, 133728, 135320, 135660, 142086, 151240, 155040, 158802, 162384, 167160, 180880, 181488, 189448, 192831, 202980, 211736, 217056, 222880, 226860, 236810, 257108, 264670, 270640, 271320, 284172, 302480, 317604, 321385, 324768, 334320, 355215, 361760, 362976, 378896, 385662, 397005, 405960, 423472, 449939, 453720, 473620, 514216, 529340, 541280, 542640, 568344, 604960, 635208, 642770, 668640, 710430, 757792, 771324, 794010, 811920, 846944, 899878, 907440, 947240, 964155, 1028432, 1058680, 1085280, 1136688, 1270416, 1285540, 1349817, 1420860, 1542648, 1588020, 1623840, 1799756, 1814880, 1894480, 1928310, 2056864, 2117360, 2249695, 2273376, 2540832, 2571080, 2699634, 2841720, 3085296, 3176040, 3599512, 3788960, 3856620, 4234720, 4499390, 5142160, 5399268, 5683440, 6170592, 6352080, 6749085, 7199024, 7713240, 8998780, 10284320, 10798536, 11366880, 12704160, 13498170, 14398048, 15426480, 17997560, 21597072, 26996340, 30852960, 35995120, 43194144, 53992680, 71990240, 107985360, 215970720]

約数ペア:

[(1, 215970720), (2, 107985360), (3, 71990240), (4, 53992680), (5, 43194144), (6, 35995120), (7, 30852960), (8, 26996340), (10, 21597072), (12, 17997560), (14, 15426480), (15, 14398048), (16, 13498170), (17, 12704160), (19, 11366880), (20, 10798536), (21, 10284320), (24, 8998780), (28, 7713240), (30, 7199024), (32, 6749085), (34, 6352080), (35, 6170592), (38, 5683440), (40, 5399268), (42, 5142160), (48, 4499390), (51, 4234720), (56, 3856620), (57, 3788960), (60, 3599512), (68, 3176040), (70, 3085296), (76, 2841720), (80, 2699634), (84, 2571080), (85, 2540832), (95, 2273376), (96, 2249695), (102, 2117360), (105, 2056864), (112, 1928310), (114, 1894480), (119, 1814880), (120, 1799756), (133, 1623840), (136, 1588020), (140, 1542648), (152, 1420860), (160, 1349817), (168, 1285540), (170, 1270416), (190, 1136688), (199, 1085280), (204, 1058680), (210, 1028432), (224, 964155), (228, 947240), (238, 907440), (240, 899878), (255, 846944), (266, 811920), (272, 794010), (280, 771324), (285, 757792), (304, 710430), (323, 668640), (336, 642770), (340, 635208), (357, 604960), (380, 568344), (398, 542640), (399, 541280), (408, 529340), (420, 514216), (456, 473620), (476, 453720), (480, 449939), (510, 423472), (532, 405960), (544, 397005), (560, 385662), (570, 378896), (595, 362976), (597, 361760), (608, 355215), (646, 334320), (665, 324768), (672, 321385), (680, 317604), (714, 302480), (760, 284172), (796, 271320), (798, 270640), (816, 264670), (840, 257108), (912, 236810), (952, 226860), (969, 222880), (995, 217056), (1020, 211736), (1064, 202980), (1120, 192831), (1140, 189448), (1190, 181488), (1194, 180880), (1292, 167160), (1330, 162384), (1360, 158802), (1393, 155040), (1428, 151240), (1520, 142086), (1592, 135660), (1596, 135320), (1615, 133728), (1632, 132335), (1680, 128554), (1785, 120992), (1824, 118405), (1904, 113430), (1938, 111440), (1990, 108528), (1995, 108256), (2040, 105868), (2128, 101490), (2261, 95520), (2280, 94724), (2380, 90744), (2388, 90440), (2584, 83580), (2660, 81192), (2720, 79401), (2786, 77520), (2856, 75620), (2985, 72352), (3040, 71043), (3184, 67830), (3192, 67660), (3230, 66864), (3360, 64277), (3383, 63840), (3570, 60496), (3781, 57120), (3808, 56715), (3876, 55720), (3980, 54264), (3990, 54128), (4080, 52934), (4179, 51680), (4256, 50745), (4522, 47760), (4560, 47362), (4760, 45372), (4776, 45220), (4845, 44576), (5168, 41790), (5320, 40596), (5572, 38760), (5712, 37810), (5970, 36176), (6368, 33915), (6384, 33830), (6460, 33432), (6766, 31920), (6783, 31840), (6965, 31008), (7140, 30248), (7562, 28560), (7752, 27860), (7960, 27132), (7980, 27064), (8160, 26467), (8358, 25840), (9044, 23880), (9120, 23681), (9520, 22686), (9552, 22610), (9690, 22288), (10149, 21280), (10336, 20895), (10640, 20298), (11144, 19380), (11305, 19104), (11343, 19040), (11424, 18905), (11940, 18088), (12768, 16915), (12920, 16716), (13532, 15960), (13566, 15920), (13930, 15504), (14280, 15124)]