426839920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:411

約数の個数: 120

約数和(自身を含む): 1087309872

約数和(自身を除く): 660469952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 131, 169, 208, 241, 260, 262, 338, 482, 520, 524, 655, 676, 845, 964, 1040, 1048, 1205, 1310, 1352, 1690, 1703, 1928, 2096, 2410, 2620, 2704, 3133, 3380, 3406, 3856, 4820, 5240, 6266, 6760, 6812, 8515, 9640, 10480, 12532, 13520, 13624, 15665, 17030, 19280, 22139, 25064, 27248, 31330, 31571, 34060, 40729, 44278, 50128, 62660, 63142, 68120, 81458, 88556, 110695, 125320, 126284, 136240, 157855, 162916, 177112, 203645, 221390, 250640, 252568, 315710, 325832, 354224, 407290, 410423, 442780, 505136, 631420, 651664, 814580, 820846, 885560, 1262840, 1629160, 1641692, 1771120, 2052115, 2525680, 3258320, 3283384, 4104230, 5335499, 6566768, 8208460, 10670998, 16416920, 21341996, 26677495, 32833840, 42683992, 53354990, 85367984, 106709980, 213419960, 426839920]

約数ペア:

[(1, 426839920), (2, 213419960), (4, 106709980), (5, 85367984), (8, 53354990), (10, 42683992), (13, 32833840), (16, 26677495), (20, 21341996), (26, 16416920), (40, 10670998), (52, 8208460), (65, 6566768), (80, 5335499), (104, 4104230), (130, 3283384), (131, 3258320), (169, 2525680), (208, 2052115), (241, 1771120), (260, 1641692), (262, 1629160), (338, 1262840), (482, 885560), (520, 820846), (524, 814580), (655, 651664), (676, 631420), (845, 505136), (964, 442780), (1040, 410423), (1048, 407290), (1205, 354224), (1310, 325832), (1352, 315710), (1690, 252568), (1703, 250640), (1928, 221390), (2096, 203645), (2410, 177112), (2620, 162916), (2704, 157855), (3133, 136240), (3380, 126284), (3406, 125320), (3856, 110695), (4820, 88556), (5240, 81458), (6266, 68120), (6760, 63142), (6812, 62660), (8515, 50128), (9640, 44278), (10480, 40729), (12532, 34060), (13520, 31571), (13624, 31330), (15665, 27248), (17030, 25064), (19280, 22139)]