20966879760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{10399}}^1$

素因数の和:10717

約数の個数: 160

約数和(自身を含む): 67348070400

約数和(自身を除く): 46381190640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 271, 310, 372, 465, 496, 542, 620, 744, 813, 930, 1084, 1240, 1355, 1488, 1626, 1860, 2168, 2480, 2710, 3252, 3720, 4065, 4336, 5420, 6504, 7440, 8130, 8401, 10399, 10840, 13008, 16260, 16802, 20798, 21680, 25203, 31197, 32520, 33604, 41596, 42005, 50406, 51995, 62394, 65040, 67208, 83192, 84010, 100812, 103990, 124788, 126015, 134416, 155985, 166384, 168020, 201624, 207980, 249576, 252030, 311970, 322369, 336040, 403248, 415960, 499152, 504060, 623940, 644738, 672080, 831920, 967107, 1008120, 1247880, 1289476, 1611845, 1934214, 2016240, 2495760, 2578952, 2818129, 3223690, 3868428, 4835535, 5157904, 5636258, 6447380, 7736856, 8454387, 9671070, 11272516, 12894760, 14090645, 15473712, 16908774, 19342140, 22545032, 25789520, 28181290, 33817548, 38684280, 42271935, 45090064, 56362580, 67635096, 77368560, 84543870, 87361999, 112725160, 135270192, 169087740, 174723998, 225450320, 262085997, 338175480, 349447996, 436809995, 524171994, 676350960, 698895992, 873619990, 1048343988, 1310429985, 1397791984, 1747239980, 2096687976, 2620859970, 3494479960, 4193375952, 5241719940, 6988959920, 10483439880, 20966879760]

約数ペア:

[(1, 20966879760), (2, 10483439880), (3, 6988959920), (4, 5241719940), (5, 4193375952), (6, 3494479960), (8, 2620859970), (10, 2096687976), (12, 1747239980), (15, 1397791984), (16, 1310429985), (20, 1048343988), (24, 873619990), (30, 698895992), (31, 676350960), (40, 524171994), (48, 436809995), (60, 349447996), (62, 338175480), (80, 262085997), (93, 225450320), (120, 174723998), (124, 169087740), (155, 135270192), (186, 112725160), (240, 87361999), (248, 84543870), (271, 77368560), (310, 67635096), (372, 56362580), (465, 45090064), (496, 42271935), (542, 38684280), (620, 33817548), (744, 28181290), (813, 25789520), (930, 22545032), (1084, 19342140), (1240, 16908774), (1355, 15473712), (1488, 14090645), (1626, 12894760), (1860, 11272516), (2168, 9671070), (2480, 8454387), (2710, 7736856), (3252, 6447380), (3720, 5636258), (4065, 5157904), (4336, 4835535), (5420, 3868428), (6504, 3223690), (7440, 2818129), (8130, 2578952), (8401, 2495760), (10399, 2016240), (10840, 1934214), (13008, 1611845), (16260, 1289476), (16802, 1247880), (20798, 1008120), (21680, 967107), (25203, 831920), (31197, 672080), (32520, 644738), (33604, 623940), (41596, 504060), (42005, 499152), (50406, 415960), (51995, 403248), (62394, 336040), (65040, 322369), (67208, 311970), (83192, 252030), (84010, 249576), (100812, 207980), (103990, 201624), (124788, 168020), (126015, 166384), (134416, 155985)]