857480520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{549667}}^1$

素因数の和:549694

約数の個数: 64

約数和(自身を含む): 2770326720

約数和(自身を除く): 1912846200

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, 312, 390, 520, 780, 1560, 549667, 1099334, 1649001, 2198668, 2748335, 3298002, 4397336, 5496670, 6596004, 7145671, 8245005, 10993340, 13192008, 14291342, 16490010, 21437013, 21986680, 28582684, 32980020, 35728355, 42874026, 57165368, 65960040, 71456710, 85748052, 107185065, 142913420, 171496104, 214370130, 285826840, 428740260, 857480520]

約数ペア:

[(1, 857480520), (2, 428740260), (3, 285826840), (4, 214370130), (5, 171496104), (6, 142913420), (8, 107185065), (10, 85748052), (12, 71456710), (13, 65960040), (15, 57165368), (20, 42874026), (24, 35728355), (26, 32980020), (30, 28582684), (39, 21986680), (40, 21437013), (52, 16490010), (60, 14291342), (65, 13192008), (78, 10993340), (104, 8245005), (120, 7145671), (130, 6596004), (156, 5496670), (195, 4397336), (260, 3298002), (312, 2748335), (390, 2198668), (520, 1649001), (780, 1099334), (1560, 549667)]