16815720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8243}}^1$

素因数の和:8274

約数の個数: 64

約数和(自身を含む): 53421120

約数和(自身を除く): 36605400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 8243, 16486, 24729, 32972, 41215, 49458, 65944, 82430, 98916, 123645, 140131, 164860, 197832, 247290, 280262, 329720, 420393, 494580, 560524, 700655, 840786, 989160, 1121048, 1401310, 1681572, 2101965, 2802620, 3363144, 4203930, 5605240, 8407860, 16815720]

約数ペア:

[(1, 16815720), (2, 8407860), (3, 5605240), (4, 4203930), (5, 3363144), (6, 2802620), (8, 2101965), (10, 1681572), (12, 1401310), (15, 1121048), (17, 989160), (20, 840786), (24, 700655), (30, 560524), (34, 494580), (40, 420393), (51, 329720), (60, 280262), (68, 247290), (85, 197832), (102, 164860), (120, 140131), (136, 123645), (170, 98916), (204, 82430), (255, 65944), (340, 49458), (408, 41215), (510, 32972), (680, 24729), (1020, 16486), (2040, 8243)]