126478620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11519}}^1$

素因数の和:11595

約数の個数: 72

約数和(自身を含む): 389975040

約数和(自身を除く): 263496420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 11519, 23038, 34557, 46076, 57595, 69114, 103671, 115190, 138228, 172785, 207342, 230380, 345570, 414684, 518355, 691140, 702659, 1036710, 1405318, 2073420, 2107977, 2810636, 3513295, 4215954, 6323931, 7026590, 8431908, 10539885, 12647862, 14053180, 21079770, 25295724, 31619655, 42159540, 63239310, 126478620]

約数ペア:

[(1, 126478620), (2, 63239310), (3, 42159540), (4, 31619655), (5, 25295724), (6, 21079770), (9, 14053180), (10, 12647862), (12, 10539885), (15, 8431908), (18, 7026590), (20, 6323931), (30, 4215954), (36, 3513295), (45, 2810636), (60, 2107977), (61, 2073420), (90, 1405318), (122, 1036710), (180, 702659), (183, 691140), (244, 518355), (305, 414684), (366, 345570), (549, 230380), (610, 207342), (732, 172785), (915, 138228), (1098, 115190), (1220, 103671), (1830, 69114), (2196, 57595), (2745, 46076), (3660, 34557), (5490, 23038), (10980, 11519)]