1791567240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:807

約数の個数: 128

約数和(自身を含む): 5444668800

約数和(自身を除く): 3653101560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173, 211, 346, 409, 422, 519, 633, 692, 818, 844, 865, 1038, 1055, 1227, 1266, 1384, 1636, 1688, 1730, 2045, 2076, 2110, 2454, 2532, 2595, 3165, 3272, 3460, 4090, 4152, 4220, 4908, 5064, 5190, 6135, 6330, 6920, 8180, 8440, 9816, 10380, 12270, 12660, 16360, 20760, 24540, 25320, 36503, 49080, 70757, 73006, 86299, 109509, 141514, 146012, 172598, 182515, 212271, 219018, 258897, 283028, 292024, 345196, 353785, 365030, 424542, 431495, 438036, 517794, 547545, 566056, 690392, 707570, 730060, 849084, 862990, 876072, 1035588, 1061355, 1095090, 1294485, 1415140, 1460120, 1698168, 1725980, 2071176, 2122710, 2190180, 2588970, 2830280, 3451960, 4245420, 4380360, 5177940, 8490840, 10355880, 14929727, 29859454, 44789181, 59718908, 74648635, 89578362, 119437816, 149297270, 179156724, 223945905, 298594540, 358313448, 447891810, 597189080, 895783620, 1791567240]

約数ペア:

[(1, 1791567240), (2, 895783620), (3, 597189080), (4, 447891810), (5, 358313448), (6, 298594540), (8, 223945905), (10, 179156724), (12, 149297270), (15, 119437816), (20, 89578362), (24, 74648635), (30, 59718908), (40, 44789181), (60, 29859454), (120, 14929727), (173, 10355880), (211, 8490840), (346, 5177940), (409, 4380360), (422, 4245420), (519, 3451960), (633, 2830280), (692, 2588970), (818, 2190180), (844, 2122710), (865, 2071176), (1038, 1725980), (1055, 1698168), (1227, 1460120), (1266, 1415140), (1384, 1294485), (1636, 1095090), (1688, 1061355), (1730, 1035588), (2045, 876072), (2076, 862990), (2110, 849084), (2454, 730060), (2532, 707570), (2595, 690392), (3165, 566056), (3272, 547545), (3460, 517794), (4090, 438036), (4152, 431495), (4220, 424542), (4908, 365030), (5064, 353785), (5190, 345196), (6135, 292024), (6330, 283028), (6920, 258897), (8180, 219018), (8440, 212271), (9816, 182515), (10380, 172598), (12270, 146012), (12660, 141514), (16360, 109509), (20760, 86299), (24540, 73006), (25320, 70757), (36503, 49080)]