86951280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:120

約数の個数: 240

約数和(自身を含む): 310292640

約数和(自身を除く): 223341360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 31, 39, 40, 48, 52, 58, 60, 62, 65, 78, 80, 87, 93, 104, 116, 120, 124, 130, 145, 155, 156, 174, 186, 195, 208, 232, 240, 248, 260, 290, 310, 312, 348, 372, 377, 390, 403, 435, 464, 465, 496, 520, 580, 620, 624, 696, 744, 754, 780, 806, 870, 899, 930, 961, 1040, 1131, 1160, 1209, 1240, 1392, 1488, 1508, 1560, 1612, 1740, 1798, 1860, 1885, 1922, 2015, 2262, 2320, 2418, 2480, 2697, 2883, 3016, 3120, 3224, 3480, 3596, 3720, 3770, 3844, 4030, 4495, 4524, 4805, 4836, 5394, 5655, 5766, 6032, 6045, 6448, 6960, 7192, 7440, 7540, 7688, 8060, 8990, 9048, 9610, 9672, 10788, 11310, 11532, 11687, 12090, 12493, 13485, 14384, 14415, 15080, 15376, 16120, 17980, 18096, 19220, 19344, 21576, 22620, 23064, 23374, 24180, 24986, 26970, 27869, 28830, 30160, 32240, 35061, 35960, 37479, 38440, 43152, 45240, 46128, 46748, 48360, 49972, 53940, 55738, 57660, 58435, 62465, 70122, 71920, 74958, 76880, 83607, 90480, 93496, 96720, 99944, 107880, 111476, 115320, 116870, 124930, 139345, 140244, 149916, 167214, 175305, 186992, 187395, 199888, 215760, 222952, 230640, 233740, 249860, 278690, 280488, 299832, 334428, 350610, 362297, 374790, 418035, 445904, 467480, 499720, 557380, 560976, 599664, 668856, 701220, 724594, 749580, 836070, 934960, 999440, 1086891, 1114760, 1337712, 1402440, 1449188, 1499160, 1672140, 1811485, 2173782, 2229520, 2804880, 2898376, 2998320, 3344280, 3622970, 4347564, 5434455, 5796752, 6688560, 7245940, 8695128, 10868910, 14491880, 17390256, 21737820, 28983760, 43475640, 86951280]

約数ペア:

[(1, 86951280), (2, 43475640), (3, 28983760), (4, 21737820), (5, 17390256), (6, 14491880), (8, 10868910), (10, 8695128), (12, 7245940), (13, 6688560), (15, 5796752), (16, 5434455), (20, 4347564), (24, 3622970), (26, 3344280), (29, 2998320), (30, 2898376), (31, 2804880), (39, 2229520), (40, 2173782), (48, 1811485), (52, 1672140), (58, 1499160), (60, 1449188), (62, 1402440), (65, 1337712), (78, 1114760), (80, 1086891), (87, 999440), (93, 934960), (104, 836070), (116, 749580), (120, 724594), (124, 701220), (130, 668856), (145, 599664), (155, 560976), (156, 557380), (174, 499720), (186, 467480), (195, 445904), (208, 418035), (232, 374790), (240, 362297), (248, 350610), (260, 334428), (290, 299832), (310, 280488), (312, 278690), (348, 249860), (372, 233740), (377, 230640), (390, 222952), (403, 215760), (435, 199888), (464, 187395), (465, 186992), (496, 175305), (520, 167214), (580, 149916), (620, 140244), (624, 139345), (696, 124930), (744, 116870), (754, 115320), (780, 111476), (806, 107880), (870, 99944), (899, 96720), (930, 93496), (961, 90480), (1040, 83607), (1131, 76880), (1160, 74958), (1209, 71920), (1240, 70122), (1392, 62465), (1488, 58435), (1508, 57660), (1560, 55738), (1612, 53940), (1740, 49972), (1798, 48360), (1860, 46748), (1885, 46128), (1922, 45240), (2015, 43152), (2262, 38440), (2320, 37479), (2418, 35960), (2480, 35061), (2697, 32240), (2883, 30160), (3016, 28830), (3120, 27869), (3224, 26970), (3480, 24986), (3596, 24180), (3720, 23374), (3770, 23064), (3844, 22620), (4030, 21576), (4495, 19344), (4524, 19220), (4805, 18096), (4836, 17980), (5394, 16120), (5655, 15376), (5766, 15080), (6032, 14415), (6045, 14384), (6448, 13485), (6960, 12493), (7192, 12090), (7440, 11687), (7540, 11532), (7688, 11310), (8060, 10788), (8990, 9672), (9048, 9610)]