305867080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 727471800

約数和(自身を除く): 421604720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 109, 124, 146, 155, 218, 248, 292, 310, 365, 436, 545, 584, 620, 730, 872, 961, 1090, 1240, 1460, 1922, 2180, 2263, 2920, 3379, 3844, 4360, 4526, 4805, 6758, 7688, 7957, 9052, 9610, 11315, 13516, 15914, 16895, 18104, 19220, 22630, 27032, 31828, 33790, 38440, 39785, 45260, 63656, 67580, 70153, 79570, 90520, 104749, 135160, 140306, 159140, 209498, 246667, 280612, 318280, 350765, 418996, 493334, 523745, 561224, 701530, 837992, 986668, 1047490, 1233335, 1403060, 1973336, 2094980, 2466670, 2806120, 4189960, 4933340, 7646677, 9866680, 15293354, 30586708, 38233385, 61173416, 76466770, 152933540, 305867080]

約数ペア:

[(1, 305867080), (2, 152933540), (4, 76466770), (5, 61173416), (8, 38233385), (10, 30586708), (20, 15293354), (31, 9866680), (40, 7646677), (62, 4933340), (73, 4189960), (109, 2806120), (124, 2466670), (146, 2094980), (155, 1973336), (218, 1403060), (248, 1233335), (292, 1047490), (310, 986668), (365, 837992), (436, 701530), (545, 561224), (584, 523745), (620, 493334), (730, 418996), (872, 350765), (961, 318280), (1090, 280612), (1240, 246667), (1460, 209498), (1922, 159140), (2180, 140306), (2263, 135160), (2920, 104749), (3379, 90520), (3844, 79570), (4360, 70153), (4526, 67580), (4805, 63656), (6758, 45260), (7688, 39785), (7957, 38440), (9052, 33790), (9610, 31828), (11315, 27032), (13516, 22630), (15914, 19220), (16895, 18104)]