291230640

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:310

約数の個数: 240

約数和(自身を含む): 1033433856

約数和(自身を除く): 742203216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 71, 72, 80, 81, 90, 108, 120, 135, 142, 144, 162, 180, 211, 213, 216, 240, 243, 270, 284, 324, 355, 360, 405, 422, 426, 432, 486, 540, 568, 633, 639, 648, 710, 720, 810, 844, 852, 972, 1055, 1065, 1080, 1136, 1215, 1266, 1278, 1296, 1420, 1620, 1688, 1704, 1899, 1917, 1944, 2110, 2130, 2160, 2430, 2532, 2556, 2840, 3165, 3195, 3240, 3376, 3408, 3798, 3834, 3888, 4220, 4260, 4860, 5064, 5112, 5680, 5697, 5751, 6330, 6390, 6480, 7596, 7668, 8440, 8520, 9495, 9585, 9720, 10128, 10224, 11394, 11502, 12660, 12780, 14981, 15192, 15336, 16880, 17040, 17091, 17253, 18990, 19170, 19440, 22788, 23004, 25320, 25560, 28485, 28755, 29962, 30384, 30672, 34182, 34506, 37980, 38340, 44943, 45576, 46008, 50640, 51120, 51273, 56970, 57510, 59924, 68364, 69012, 74905, 75960, 76680, 85455, 86265, 89886, 91152, 92016, 102546, 113940, 115020, 119848, 134829, 136728, 138024, 149810, 151920, 153360, 170910, 172530, 179772, 205092, 224715, 227880, 230040, 239696, 256365, 269658, 273456, 276048, 299620, 341820, 345060, 359544, 404487, 410184, 449430, 455760, 460080, 512730, 539316, 599240, 674145, 683640, 690120, 719088, 808974, 820368, 898860, 1025460, 1078632, 1198480, 1213461, 1348290, 1367280, 1380240, 1617948, 1797720, 2022435, 2050920, 2157264, 2426922, 2696580, 3235896, 3595440, 3640383, 4044870, 4101840, 4853844, 5393160, 6067305, 6471792, 7280766, 8089740, 9707688, 10786320, 12134610, 14561532, 16179480, 18201915, 19415376, 24269220, 29123064, 32358960, 36403830, 48538440, 58246128, 72807660, 97076880, 145615320, 291230640]

約数ペア:

[(1, 291230640), (2, 145615320), (3, 97076880), (4, 72807660), (5, 58246128), (6, 48538440), (8, 36403830), (9, 32358960), (10, 29123064), (12, 24269220), (15, 19415376), (16, 18201915), (18, 16179480), (20, 14561532), (24, 12134610), (27, 10786320), (30, 9707688), (36, 8089740), (40, 7280766), (45, 6471792), (48, 6067305), (54, 5393160), (60, 4853844), (71, 4101840), (72, 4044870), (80, 3640383), (81, 3595440), (90, 3235896), (108, 2696580), (120, 2426922), (135, 2157264), (142, 2050920), (144, 2022435), (162, 1797720), (180, 1617948), (211, 1380240), (213, 1367280), (216, 1348290), (240, 1213461), (243, 1198480), (270, 1078632), (284, 1025460), (324, 898860), (355, 820368), (360, 808974), (405, 719088), (422, 690120), (426, 683640), (432, 674145), (486, 599240), (540, 539316), (568, 512730), (633, 460080), (639, 455760), (648, 449430), (710, 410184), (720, 404487), (810, 359544), (844, 345060), (852, 341820), (972, 299620), (1055, 276048), (1065, 273456), (1080, 269658), (1136, 256365), (1215, 239696), (1266, 230040), (1278, 227880), (1296, 224715), (1420, 205092), (1620, 179772), (1688, 172530), (1704, 170910), (1899, 153360), (1917, 151920), (1944, 149810), (2110, 138024), (2130, 136728), (2160, 134829), (2430, 119848), (2532, 115020), (2556, 113940), (2840, 102546), (3165, 92016), (3195, 91152), (3240, 89886), (3376, 86265), (3408, 85455), (3798, 76680), (3834, 75960), (3888, 74905), (4220, 69012), (4260, 68364), (4860, 59924), (5064, 57510), (5112, 56970), (5680, 51273), (5697, 51120), (5751, 50640), (6330, 46008), (6390, 45576), (6480, 44943), (7596, 38340), (7668, 37980), (8440, 34506), (8520, 34182), (9495, 30672), (9585, 30384), (9720, 29962), (10128, 28755), (10224, 28485), (11394, 25560), (11502, 25320), (12660, 23004), (12780, 22788), (14981, 19440), (15192, 19170), (15336, 18990), (16880, 17253), (17040, 17091)]