2471900520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{1091}}^1$

素因数の和:1423

約数の個数: 128

約数和(自身を含む): 7547904000

約数和(自身を除く): 5076003480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 239, 316, 395, 474, 478, 632, 717, 790, 948, 956, 1091, 1185, 1195, 1434, 1580, 1896, 1912, 2182, 2370, 2390, 2868, 3160, 3273, 3585, 4364, 4740, 4780, 5455, 5736, 6546, 7170, 8728, 9480, 9560, 10910, 13092, 14340, 16365, 18881, 21820, 26184, 28680, 32730, 37762, 43640, 56643, 65460, 75524, 86189, 94405, 113286, 130920, 151048, 172378, 188810, 226572, 258567, 260749, 283215, 344756, 377620, 430945, 453144, 517134, 521498, 566430, 689512, 755240, 782247, 861890, 1034268, 1042996, 1132860, 1292835, 1303745, 1564494, 1723780, 2068536, 2085992, 2265720, 2585670, 2607490, 3128988, 3447560, 3911235, 5171340, 5214980, 6257976, 7822470, 10342680, 10429960, 15644940, 20599171, 31289880, 41198342, 61797513, 82396684, 102995855, 123595026, 164793368, 205991710, 247190052, 308987565, 411983420, 494380104, 617975130, 823966840, 1235950260, 2471900520]

約数ペア:

[(1, 2471900520), (2, 1235950260), (3, 823966840), (4, 617975130), (5, 494380104), (6, 411983420), (8, 308987565), (10, 247190052), (12, 205991710), (15, 164793368), (20, 123595026), (24, 102995855), (30, 82396684), (40, 61797513), (60, 41198342), (79, 31289880), (120, 20599171), (158, 15644940), (237, 10429960), (239, 10342680), (316, 7822470), (395, 6257976), (474, 5214980), (478, 5171340), (632, 3911235), (717, 3447560), (790, 3128988), (948, 2607490), (956, 2585670), (1091, 2265720), (1185, 2085992), (1195, 2068536), (1434, 1723780), (1580, 1564494), (1896, 1303745), (1912, 1292835), (2182, 1132860), (2370, 1042996), (2390, 1034268), (2868, 861890), (3160, 782247), (3273, 755240), (3585, 689512), (4364, 566430), (4740, 521498), (4780, 517134), (5455, 453144), (5736, 430945), (6546, 377620), (7170, 344756), (8728, 283215), (9480, 260749), (9560, 258567), (10910, 226572), (13092, 188810), (14340, 172378), (16365, 151048), (18881, 130920), (21820, 113286), (26184, 94405), (28680, 86189), (32730, 75524), (37762, 65460), (43640, 56643)]