1215462820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6967}}^1$

素因数の和:7061

約数の個数: 96

約数和(自身を含む): 3048304896

約数和(自身を除く): 1832842076

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 61, 65, 110, 122, 130, 143, 220, 244, 260, 286, 305, 572, 610, 671, 715, 793, 1220, 1342, 1430, 1586, 2684, 2860, 3172, 3355, 3965, 6710, 6967, 7930, 8723, 13420, 13934, 15860, 17446, 27868, 34835, 34892, 43615, 69670, 76637, 87230, 90571, 139340, 153274, 174460, 181142, 306548, 362284, 383185, 424987, 452855, 766370, 849974, 905710, 996281, 1532740, 1699948, 1811420, 1992562, 2124935, 3985124, 4249870, 4674857, 4981405, 5524831, 8499740, 9349714, 9962810, 11049662, 18699428, 19925620, 22099324, 23374285, 27624155, 46748570, 55248310, 60773141, 93497140, 110496620, 121546282, 243092564, 303865705, 607731410, 1215462820]

約数ペア:

[(1, 1215462820), (2, 607731410), (4, 303865705), (5, 243092564), (10, 121546282), (11, 110496620), (13, 93497140), (20, 60773141), (22, 55248310), (26, 46748570), (44, 27624155), (52, 23374285), (55, 22099324), (61, 19925620), (65, 18699428), (110, 11049662), (122, 9962810), (130, 9349714), (143, 8499740), (220, 5524831), (244, 4981405), (260, 4674857), (286, 4249870), (305, 3985124), (572, 2124935), (610, 1992562), (671, 1811420), (715, 1699948), (793, 1532740), (1220, 996281), (1342, 905710), (1430, 849974), (1586, 766370), (2684, 452855), (2860, 424987), (3172, 383185), (3355, 362284), (3965, 306548), (6710, 181142), (6967, 174460), (7930, 153274), (8723, 139340), (13420, 90571), (13934, 87230), (15860, 76637), (17446, 69670), (27868, 43615), (34835, 34892)]