40899320

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{271}}^1$

素因数の和:314

約数の個数: 128

約数和(自身を含む): 117504000

約数和(自身を除く): 76604680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 271, 280, 308, 343, 385, 392, 440, 490, 539, 542, 616, 686, 770, 980, 1078, 1084, 1355, 1372, 1540, 1715, 1897, 1960, 2156, 2168, 2695, 2710, 2744, 2981, 3080, 3430, 3773, 3794, 4312, 5390, 5420, 5962, 6860, 7546, 7588, 9485, 10780, 10840, 11924, 13279, 13720, 14905, 15092, 15176, 18865, 18970, 20867, 21560, 23848, 26558, 29810, 30184, 37730, 37940, 41734, 53116, 59620, 66395, 75460, 75880, 83468, 92953, 104335, 106232, 119240, 132790, 146069, 150920, 166936, 185906, 208670, 265580, 292138, 371812, 417340, 464765, 531160, 584276, 730345, 743624, 834680, 929530, 1022483, 1168552, 1460690, 1859060, 2044966, 2921380, 3718120, 4089932, 5112415, 5842760, 8179864, 10224830, 20449660, 40899320]

約数ペア:

[(1, 40899320), (2, 20449660), (4, 10224830), (5, 8179864), (7, 5842760), (8, 5112415), (10, 4089932), (11, 3718120), (14, 2921380), (20, 2044966), (22, 1859060), (28, 1460690), (35, 1168552), (40, 1022483), (44, 929530), (49, 834680), (55, 743624), (56, 730345), (70, 584276), (77, 531160), (88, 464765), (98, 417340), (110, 371812), (140, 292138), (154, 265580), (196, 208670), (220, 185906), (245, 166936), (271, 150920), (280, 146069), (308, 132790), (343, 119240), (385, 106232), (392, 104335), (440, 92953), (490, 83468), (539, 75880), (542, 75460), (616, 66395), (686, 59620), (770, 53116), (980, 41734), (1078, 37940), (1084, 37730), (1355, 30184), (1372, 29810), (1540, 26558), (1715, 23848), (1897, 21560), (1960, 20867), (2156, 18970), (2168, 18865), (2695, 15176), (2710, 15092), (2744, 14905), (2981, 13720), (3080, 13279), (3430, 11924), (3773, 10840), (3794, 10780), (4312, 9485), (5390, 7588), (5420, 7546), (5962, 6860)]