18216120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11677}}^1$

素因数の和:11704

約数の個数: 64

約数和(自身を含む): 58857120

約数和(自身を除く): 40641000

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, 11677, 23354, 35031, 46708, 58385, 70062, 93416, 116770, 140124, 151801, 175155, 233540, 280248, 303602, 350310, 455403, 467080, 607204, 700620, 759005, 910806, 1214408, 1401240, 1518010, 1821612, 2277015, 3036020, 3643224, 4554030, 6072040, 9108060, 18216120]

約数ペア:

[(1, 18216120), (2, 9108060), (3, 6072040), (4, 4554030), (5, 3643224), (6, 3036020), (8, 2277015), (10, 1821612), (12, 1518010), (13, 1401240), (15, 1214408), (20, 910806), (24, 759005), (26, 700620), (30, 607204), (39, 467080), (40, 455403), (52, 350310), (60, 303602), (65, 280248), (78, 233540), (104, 175155), (120, 151801), (130, 140124), (156, 116770), (195, 93416), (260, 70062), (312, 58385), (390, 46708), (520, 35031), (780, 23354), (1560, 11677)]