123868680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{293}}^1$

素因数の和:591

約数の個数: 128

約数和(自身を含む): 403038720

約数和(自身を除く): 279170040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 271, 293, 312, 390, 520, 542, 586, 780, 813, 879, 1084, 1172, 1355, 1465, 1560, 1626, 1758, 2168, 2344, 2710, 2930, 3252, 3516, 3523, 3809, 4065, 4395, 5420, 5860, 6504, 7032, 7046, 7618, 8130, 8790, 10569, 10840, 11427, 11720, 14092, 15236, 16260, 17580, 17615, 19045, 21138, 22854, 28184, 30472, 32520, 35160, 35230, 38090, 42276, 45708, 52845, 57135, 70460, 76180, 79403, 84552, 91416, 105690, 114270, 140920, 152360, 158806, 211380, 228540, 238209, 317612, 397015, 422760, 457080, 476418, 635224, 794030, 952836, 1032239, 1191045, 1588060, 1905672, 2064478, 2382090, 3096717, 3176120, 4128956, 4764180, 5161195, 6193434, 8257912, 9528360, 10322390, 12386868, 15483585, 20644780, 24773736, 30967170, 41289560, 61934340, 123868680]

約数ペア:

[(1, 123868680), (2, 61934340), (3, 41289560), (4, 30967170), (5, 24773736), (6, 20644780), (8, 15483585), (10, 12386868), (12, 10322390), (13, 9528360), (15, 8257912), (20, 6193434), (24, 5161195), (26, 4764180), (30, 4128956), (39, 3176120), (40, 3096717), (52, 2382090), (60, 2064478), (65, 1905672), (78, 1588060), (104, 1191045), (120, 1032239), (130, 952836), (156, 794030), (195, 635224), (260, 476418), (271, 457080), (293, 422760), (312, 397015), (390, 317612), (520, 238209), (542, 228540), (586, 211380), (780, 158806), (813, 152360), (879, 140920), (1084, 114270), (1172, 105690), (1355, 91416), (1465, 84552), (1560, 79403), (1626, 76180), (1758, 70460), (2168, 57135), (2344, 52845), (2710, 45708), (2930, 42276), (3252, 38090), (3516, 35230), (3523, 35160), (3809, 32520), (4065, 30472), (4395, 28184), (5420, 22854), (5860, 21138), (6504, 19045), (7032, 17615), (7046, 17580), (7618, 16260), (8130, 15236), (8790, 14092), (10569, 11720), (10840, 11427)]