289975920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{92941}}^1$

素因数の和:92970

約数の個数: 80

約数和(自身を含む): 968083872

約数和(自身を除く): 678107952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 92941, 185882, 278823, 371764, 464705, 557646, 743528, 929410, 1115292, 1208233, 1394115, 1487056, 1858820, 2230584, 2416466, 2788230, 3624699, 3717640, 4461168, 4832932, 5576460, 6041165, 7249398, 7435280, 9665864, 11152920, 12082330, 14498796, 18123495, 19331728, 22305840, 24164660, 28997592, 36246990, 48329320, 57995184, 72493980, 96658640, 144987960, 289975920]

約数ペア:

[(1, 289975920), (2, 144987960), (3, 96658640), (4, 72493980), (5, 57995184), (6, 48329320), (8, 36246990), (10, 28997592), (12, 24164660), (13, 22305840), (15, 19331728), (16, 18123495), (20, 14498796), (24, 12082330), (26, 11152920), (30, 9665864), (39, 7435280), (40, 7249398), (48, 6041165), (52, 5576460), (60, 4832932), (65, 4461168), (78, 3717640), (80, 3624699), (104, 2788230), (120, 2416466), (130, 2230584), (156, 1858820), (195, 1487056), (208, 1394115), (240, 1208233), (260, 1115292), (312, 929410), (390, 743528), (520, 557646), (624, 464705), (780, 371764), (1040, 278823), (1560, 185882), (3120, 92941)]