254052240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{761}}^1$

素因数の和:897

約数の個数: 160

約数和(自身を含む): 857195136

約数和(自身を除く): 603142896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 107, 120, 130, 156, 195, 208, 214, 240, 260, 312, 321, 390, 428, 520, 535, 624, 642, 761, 780, 856, 1040, 1070, 1284, 1391, 1522, 1560, 1605, 1712, 2140, 2283, 2568, 2782, 3044, 3120, 3210, 3805, 4173, 4280, 4566, 5136, 5564, 6088, 6420, 6955, 7610, 8346, 8560, 9132, 9893, 11128, 11415, 12176, 12840, 13910, 15220, 16692, 18264, 19786, 20865, 22256, 22830, 25680, 27820, 29679, 30440, 33384, 36528, 39572, 41730, 45660, 49465, 55640, 59358, 60880, 66768, 79144, 81427, 83460, 91320, 98930, 111280, 118716, 148395, 158288, 162854, 166920, 182640, 197860, 237432, 244281, 296790, 325708, 333840, 395720, 407135, 474864, 488562, 593580, 651416, 791440, 814270, 977124, 1058551, 1187160, 1221405, 1302832, 1628540, 1954248, 2117102, 2374320, 2442810, 3175653, 3257080, 3908496, 4234204, 4885620, 5292755, 6351306, 6514160, 8468408, 9771240, 10585510, 12702612, 15878265, 16936816, 19542480, 21171020, 25405224, 31756530, 42342040, 50810448, 63513060, 84684080, 127026120, 254052240]

約数ペア:

[(1, 254052240), (2, 127026120), (3, 84684080), (4, 63513060), (5, 50810448), (6, 42342040), (8, 31756530), (10, 25405224), (12, 21171020), (13, 19542480), (15, 16936816), (16, 15878265), (20, 12702612), (24, 10585510), (26, 9771240), (30, 8468408), (39, 6514160), (40, 6351306), (48, 5292755), (52, 4885620), (60, 4234204), (65, 3908496), (78, 3257080), (80, 3175653), (104, 2442810), (107, 2374320), (120, 2117102), (130, 1954248), (156, 1628540), (195, 1302832), (208, 1221405), (214, 1187160), (240, 1058551), (260, 977124), (312, 814270), (321, 791440), (390, 651416), (428, 593580), (520, 488562), (535, 474864), (624, 407135), (642, 395720), (761, 333840), (780, 325708), (856, 296790), (1040, 244281), (1070, 237432), (1284, 197860), (1391, 182640), (1522, 166920), (1560, 162854), (1605, 158288), (1712, 148395), (2140, 118716), (2283, 111280), (2568, 98930), (2782, 91320), (3044, 83460), (3120, 81427), (3210, 79144), (3805, 66768), (4173, 60880), (4280, 59358), (4566, 55640), (5136, 49465), (5564, 45660), (6088, 41730), (6420, 39572), (6955, 36528), (7610, 33384), (8346, 30440), (8560, 29679), (9132, 27820), (9893, 25680), (11128, 22830), (11415, 22256), (12176, 20865), (12840, 19786), (13910, 18264), (15220, 16692)]