403230520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1471}}^1$

素因数の和:1589

約数の個数: 128

約数和(自身を含む): 1144627200

約数和(自身を除く): 741396680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 89, 110, 140, 154, 178, 220, 280, 308, 356, 385, 440, 445, 616, 623, 712, 770, 890, 979, 1246, 1471, 1540, 1780, 1958, 2492, 2942, 3080, 3115, 3560, 3916, 4895, 4984, 5884, 6230, 6853, 7355, 7832, 9790, 10297, 11768, 12460, 13706, 14710, 16181, 19580, 20594, 24920, 27412, 29420, 32362, 34265, 39160, 41188, 51485, 54824, 58840, 64724, 68530, 80905, 82376, 102970, 113267, 129448, 130919, 137060, 161810, 205940, 226534, 261838, 274120, 323620, 411880, 453068, 523676, 566335, 647240, 654595, 906136, 916433, 1047352, 1132670, 1309190, 1440109, 1832866, 2265340, 2618380, 2880218, 3665732, 4530680, 4582165, 5236760, 5760436, 7200545, 7331464, 9164330, 10080763, 11520872, 14401090, 18328660, 20161526, 28802180, 36657320, 40323052, 50403815, 57604360, 80646104, 100807630, 201615260, 403230520]

約数ペア:

[(1, 403230520), (2, 201615260), (4, 100807630), (5, 80646104), (7, 57604360), (8, 50403815), (10, 40323052), (11, 36657320), (14, 28802180), (20, 20161526), (22, 18328660), (28, 14401090), (35, 11520872), (40, 10080763), (44, 9164330), (55, 7331464), (56, 7200545), (70, 5760436), (77, 5236760), (88, 4582165), (89, 4530680), (110, 3665732), (140, 2880218), (154, 2618380), (178, 2265340), (220, 1832866), (280, 1440109), (308, 1309190), (356, 1132670), (385, 1047352), (440, 916433), (445, 906136), (616, 654595), (623, 647240), (712, 566335), (770, 523676), (890, 453068), (979, 411880), (1246, 323620), (1471, 274120), (1540, 261838), (1780, 226534), (1958, 205940), (2492, 161810), (2942, 137060), (3080, 130919), (3115, 129448), (3560, 113267), (3916, 102970), (4895, 82376), (4984, 80905), (5884, 68530), (6230, 64724), (6853, 58840), (7355, 54824), (7832, 51485), (9790, 41188), (10297, 39160), (11768, 34265), (12460, 32362), (13706, 29420), (14710, 27412), (16181, 24920), (19580, 20594)]