625786140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{3457}}^1$

素因数の和:3907

約数の個数: 96

約数和(自身を含む): 2007742464

約数和(自身を除く): 1381956324

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, 420, 431, 862, 1293, 1724, 2155, 2586, 3017, 3457, 4310, 5172, 6034, 6465, 6914, 8620, 9051, 10371, 12068, 12930, 13828, 15085, 17285, 18102, 20742, 24199, 25860, 30170, 34570, 36204, 41484, 45255, 48398, 51855, 60340, 69140, 72597, 90510, 96796, 103710, 120995, 145194, 181020, 207420, 241990, 290388, 362985, 483980, 725970, 1451940, 1489967, 2979934, 4469901, 5959868, 7449835, 8939802, 10429769, 14899670, 17879604, 20859538, 22349505, 29799340, 31289307, 41719076, 44699010, 52148845, 62578614, 89398020, 104297690, 125157228, 156446535, 208595380, 312893070, 625786140]

約数ペア:

[(1, 625786140), (2, 312893070), (3, 208595380), (4, 156446535), (5, 125157228), (6, 104297690), (7, 89398020), (10, 62578614), (12, 52148845), (14, 44699010), (15, 41719076), (20, 31289307), (21, 29799340), (28, 22349505), (30, 20859538), (35, 17879604), (42, 14899670), (60, 10429769), (70, 8939802), (84, 7449835), (105, 5959868), (140, 4469901), (210, 2979934), (420, 1489967), (431, 1451940), (862, 725970), (1293, 483980), (1724, 362985), (2155, 290388), (2586, 241990), (3017, 207420), (3457, 181020), (4310, 145194), (5172, 120995), (6034, 103710), (6465, 96796), (6914, 90510), (8620, 72597), (9051, 69140), (10371, 60340), (12068, 51855), (12930, 48398), (13828, 45255), (15085, 41484), (17285, 36204), (18102, 34570), (20742, 30170), (24199, 25860)]