2912541380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:754

約数の個数: 144

約数和(自身を含む): 7331155776

約数和(自身を除く): 4418614396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 83, 98, 122, 140, 166, 196, 244, 245, 305, 332, 415, 427, 490, 581, 587, 610, 830, 854, 980, 1162, 1174, 1220, 1660, 1708, 2135, 2324, 2348, 2905, 2935, 2989, 4067, 4109, 4270, 5063, 5810, 5870, 5978, 8134, 8218, 8540, 10126, 11620, 11740, 11956, 14945, 16268, 16436, 20252, 20335, 20545, 25315, 28763, 29890, 35441, 35807, 40670, 41090, 48721, 50630, 57526, 59780, 70882, 71614, 81340, 82180, 97442, 101260, 115052, 141764, 143228, 143815, 177205, 179035, 194884, 243605, 248087, 250649, 287630, 341047, 354410, 358070, 487210, 496174, 501298, 575260, 682094, 708820, 716140, 974420, 992348, 1002596, 1240435, 1253245, 1364188, 1705235, 1754543, 2387329, 2480870, 2506490, 2971981, 3410470, 3509086, 4774658, 4961740, 5012980, 5943962, 6820940, 7018172, 8772715, 9549316, 11887924, 11936645, 14859905, 17545430, 20803867, 23873290, 29719810, 35090860, 41607734, 47746580, 59439620, 83215468, 104019335, 145627069, 208038670, 291254138, 416077340, 582508276, 728135345, 1456270690, 2912541380]

約数ペア:

[(1, 2912541380), (2, 1456270690), (4, 728135345), (5, 582508276), (7, 416077340), (10, 291254138), (14, 208038670), (20, 145627069), (28, 104019335), (35, 83215468), (49, 59439620), (61, 47746580), (70, 41607734), (83, 35090860), (98, 29719810), (122, 23873290), (140, 20803867), (166, 17545430), (196, 14859905), (244, 11936645), (245, 11887924), (305, 9549316), (332, 8772715), (415, 7018172), (427, 6820940), (490, 5943962), (581, 5012980), (587, 4961740), (610, 4774658), (830, 3509086), (854, 3410470), (980, 2971981), (1162, 2506490), (1174, 2480870), (1220, 2387329), (1660, 1754543), (1708, 1705235), (2135, 1364188), (2324, 1253245), (2348, 1240435), (2905, 1002596), (2935, 992348), (2989, 974420), (4067, 716140), (4109, 708820), (4270, 682094), (5063, 575260), (5810, 501298), (5870, 496174), (5978, 487210), (8134, 358070), (8218, 354410), (8540, 341047), (10126, 287630), (11620, 250649), (11740, 248087), (11956, 243605), (14945, 194884), (16268, 179035), (16436, 177205), (20252, 143815), (20335, 143228), (20545, 141764), (25315, 115052), (28763, 101260), (29890, 97442), (35441, 82180), (35807, 81340), (40670, 71614), (41090, 70882), (48721, 59780), (50630, 57526)]