201427720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{359}}^1$

素因数の和:479

約数の個数: 96

約数和(自身を含む): 498052800

約数和(自身を除く): 296625080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 169, 260, 332, 338, 359, 415, 520, 664, 676, 718, 830, 845, 1079, 1352, 1436, 1660, 1690, 1795, 2158, 2872, 3320, 3380, 3590, 4316, 4667, 5395, 6760, 7180, 8632, 9334, 10790, 14027, 14360, 18668, 21580, 23335, 28054, 29797, 37336, 43160, 46670, 56108, 59594, 60671, 70135, 93340, 112216, 119188, 121342, 140270, 148985, 186680, 238376, 242684, 280540, 297970, 303355, 387361, 485368, 561080, 595940, 606710, 774722, 1191880, 1213420, 1549444, 1936805, 2426840, 3098888, 3873610, 5035693, 7747220, 10071386, 15494440, 20142772, 25178465, 40285544, 50356930, 100713860, 201427720]

約数ペア:

[(1, 201427720), (2, 100713860), (4, 50356930), (5, 40285544), (8, 25178465), (10, 20142772), (13, 15494440), (20, 10071386), (26, 7747220), (40, 5035693), (52, 3873610), (65, 3098888), (83, 2426840), (104, 1936805), (130, 1549444), (166, 1213420), (169, 1191880), (260, 774722), (332, 606710), (338, 595940), (359, 561080), (415, 485368), (520, 387361), (664, 303355), (676, 297970), (718, 280540), (830, 242684), (845, 238376), (1079, 186680), (1352, 148985), (1436, 140270), (1660, 121342), (1690, 119188), (1795, 112216), (2158, 93340), (2872, 70135), (3320, 60671), (3380, 59594), (3590, 56108), (4316, 46670), (4667, 43160), (5395, 37336), (6760, 29797), (7180, 28054), (8632, 23335), (9334, 21580), (10790, 18668), (14027, 14360)]