581567220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{248533}}^1$

素因数の和:248561

約数の個数: 72

約数和(自身を含む): 1899793896

約数和(自身を除く): 1318226676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 248533, 497066, 745599, 994132, 1242665, 1491198, 2236797, 2485330, 2982396, 3230929, 3727995, 4473594, 4970660, 6461858, 7455990, 8947188, 9692787, 11183985, 12923716, 14911980, 16154645, 19385574, 22367970, 29078361, 32309290, 38771148, 44735940, 48463935, 58156722, 64618580, 96927870, 116313444, 145391805, 193855740, 290783610, 581567220]

約数ペア:

[(1, 581567220), (2, 290783610), (3, 193855740), (4, 145391805), (5, 116313444), (6, 96927870), (9, 64618580), (10, 58156722), (12, 48463935), (13, 44735940), (15, 38771148), (18, 32309290), (20, 29078361), (26, 22367970), (30, 19385574), (36, 16154645), (39, 14911980), (45, 12923716), (52, 11183985), (60, 9692787), (65, 8947188), (78, 7455990), (90, 6461858), (117, 4970660), (130, 4473594), (156, 3727995), (180, 3230929), (195, 2982396), (234, 2485330), (260, 2236797), (390, 1491198), (468, 1242665), (585, 994132), (780, 745599), (1170, 497066), (2340, 248533)]