1815099260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{4651}}^1$

素因数の和:4771

約数の個数: 96

約数和(自身を含む): 4376601600

約数和(自身を除く): 2561502340

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 79, 95, 130, 158, 190, 247, 260, 316, 380, 395, 494, 790, 988, 1027, 1235, 1501, 1580, 2054, 2470, 3002, 4108, 4651, 4940, 5135, 6004, 7505, 9302, 10270, 15010, 18604, 19513, 20540, 23255, 30020, 39026, 46510, 60463, 78052, 88369, 93020, 97565, 120926, 176738, 195130, 241852, 302315, 353476, 367429, 390260, 441845, 604630, 734858, 883690, 1148797, 1209260, 1469716, 1767380, 1837145, 2297594, 3674290, 4595188, 4776577, 5743985, 6981151, 7348580, 9553154, 11487970, 13962302, 19106308, 22975940, 23882885, 27924604, 34905755, 47765770, 69811510, 90754963, 95531540, 139623020, 181509926, 363019852, 453774815, 907549630, 1815099260]

約数ペア:

[(1, 1815099260), (2, 907549630), (4, 453774815), (5, 363019852), (10, 181509926), (13, 139623020), (19, 95531540), (20, 90754963), (26, 69811510), (38, 47765770), (52, 34905755), (65, 27924604), (76, 23882885), (79, 22975940), (95, 19106308), (130, 13962302), (158, 11487970), (190, 9553154), (247, 7348580), (260, 6981151), (316, 5743985), (380, 4776577), (395, 4595188), (494, 3674290), (790, 2297594), (988, 1837145), (1027, 1767380), (1235, 1469716), (1501, 1209260), (1580, 1148797), (2054, 883690), (2470, 734858), (3002, 604630), (4108, 441845), (4651, 390260), (4940, 367429), (5135, 353476), (6004, 302315), (7505, 241852), (9302, 195130), (10270, 176738), (15010, 120926), (18604, 97565), (19513, 93020), (20540, 88369), (23255, 78052), (30020, 60463), (39026, 46510)]