306817140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{2207}}^1$

素因数の和:2557

約数の個数: 96

約数和(自身を含む): 985227264

約数和(自身を除く): 678410124

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 331, 420, 662, 993, 1324, 1655, 1986, 2207, 2317, 3310, 3972, 4414, 4634, 4965, 6620, 6621, 6951, 8828, 9268, 9930, 11035, 11585, 13242, 13902, 15449, 19860, 22070, 23170, 26484, 27804, 30898, 33105, 34755, 44140, 46340, 46347, 61796, 66210, 69510, 77245, 92694, 132420, 139020, 154490, 185388, 231735, 308980, 463470, 730517, 926940, 1461034, 2191551, 2922068, 3652585, 4383102, 5113619, 7305170, 8766204, 10227238, 10957755, 14610340, 15340857, 20454476, 21915510, 25568095, 30681714, 43831020, 51136190, 61363428, 76704285, 102272380, 153408570, 306817140]

約数ペア:

[(1, 306817140), (2, 153408570), (3, 102272380), (4, 76704285), (5, 61363428), (6, 51136190), (7, 43831020), (10, 30681714), (12, 25568095), (14, 21915510), (15, 20454476), (20, 15340857), (21, 14610340), (28, 10957755), (30, 10227238), (35, 8766204), (42, 7305170), (60, 5113619), (70, 4383102), (84, 3652585), (105, 2922068), (140, 2191551), (210, 1461034), (331, 926940), (420, 730517), (662, 463470), (993, 308980), (1324, 231735), (1655, 185388), (1986, 154490), (2207, 139020), (2317, 132420), (3310, 92694), (3972, 77245), (4414, 69510), (4634, 66210), (4965, 61796), (6620, 46347), (6621, 46340), (6951, 44140), (8828, 34755), (9268, 33105), (9930, 30898), (11035, 27804), (11585, 26484), (13242, 23170), (13902, 22070), (15449, 19860)]