21660600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2777}}^1$

素因数の和:2809

約数の個数: 96

約数和(自身を含む): 72339120

約数和(自身を除く): 50678520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2600, 2777, 3900, 5554, 7800, 8331, 11108, 13885, 16662, 22216, 27770, 33324, 36101, 41655, 55540, 66648, 69425, 72202, 83310, 108303, 111080, 138850, 144404, 166620, 180505, 208275, 216606, 277700, 288808, 333240, 361010, 416550, 433212, 541515, 555400, 722020, 833100, 866424, 902525, 1083030, 1444040, 1666200, 1805050, 2166060, 2707575, 3610100, 4332120, 5415150, 7220200, 10830300, 21660600]

約数ペア:

[(1, 21660600), (2, 10830300), (3, 7220200), (4, 5415150), (5, 4332120), (6, 3610100), (8, 2707575), (10, 2166060), (12, 1805050), (13, 1666200), (15, 1444040), (20, 1083030), (24, 902525), (25, 866424), (26, 833100), (30, 722020), (39, 555400), (40, 541515), (50, 433212), (52, 416550), (60, 361010), (65, 333240), (75, 288808), (78, 277700), (100, 216606), (104, 208275), (120, 180505), (130, 166620), (150, 144404), (156, 138850), (195, 111080), (200, 108303), (260, 83310), (300, 72202), (312, 69425), (325, 66648), (390, 55540), (520, 41655), (600, 36101), (650, 33324), (780, 27770), (975, 22216), (1300, 16662), (1560, 13885), (1950, 11108), (2600, 8331), (2777, 7800), (3900, 5554)]