66807960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{32749}}^1$

素因数の和:32780

約数の個数: 64

約数和(自身を含む): 212220000

約数和(自身を除く): 145412040

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, 32749, 65498, 98247, 130996, 163745, 196494, 261992, 327490, 392988, 491235, 556733, 654980, 785976, 982470, 1113466, 1309960, 1670199, 1964940, 2226932, 2783665, 3340398, 3929880, 4453864, 5567330, 6680796, 8350995, 11134660, 13361592, 16701990, 22269320, 33403980, 66807960]

約数ペア:

[(1, 66807960), (2, 33403980), (3, 22269320), (4, 16701990), (5, 13361592), (6, 11134660), (8, 8350995), (10, 6680796), (12, 5567330), (15, 4453864), (17, 3929880), (20, 3340398), (24, 2783665), (30, 2226932), (34, 1964940), (40, 1670199), (51, 1309960), (60, 1113466), (68, 982470), (85, 785976), (102, 654980), (120, 556733), (136, 491235), (170, 392988), (204, 327490), (255, 261992), (340, 196494), (408, 163745), (510, 130996), (680, 98247), (1020, 65498), (2040, 32749)]