128905348

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 289296000

約数和(自身を除く): 160390652

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 29, 38, 44, 52, 58, 76, 116, 143, 209, 247, 286, 319, 377, 409, 418, 494, 551, 572, 638, 754, 818, 836, 988, 1102, 1276, 1508, 1636, 2204, 2717, 4147, 4499, 5317, 5434, 6061, 7163, 7771, 8294, 8998, 10634, 10868, 11861, 12122, 14326, 15542, 16588, 17996, 21268, 23722, 24244, 28652, 31084, 47444, 58487, 78793, 85481, 101023, 116974, 130471, 154193, 157586, 170962, 202046, 225359, 233948, 260942, 308386, 315172, 341924, 404092, 450718, 521884, 616772, 901436, 1111253, 1696123, 2222506, 2478949, 2929667, 3392246, 4445012, 4957898, 5859334, 6784492, 9915796, 11718668, 32226337, 64452674, 128905348]

約数ペア:

[(1, 128905348), (2, 64452674), (4, 32226337), (11, 11718668), (13, 9915796), (19, 6784492), (22, 5859334), (26, 4957898), (29, 4445012), (38, 3392246), (44, 2929667), (52, 2478949), (58, 2222506), (76, 1696123), (116, 1111253), (143, 901436), (209, 616772), (247, 521884), (286, 450718), (319, 404092), (377, 341924), (409, 315172), (418, 308386), (494, 260942), (551, 233948), (572, 225359), (638, 202046), (754, 170962), (818, 157586), (836, 154193), (988, 130471), (1102, 116974), (1276, 101023), (1508, 85481), (1636, 78793), (2204, 58487), (2717, 47444), (4147, 31084), (4499, 28652), (5317, 24244), (5434, 23722), (6061, 21268), (7163, 17996), (7771, 16588), (8294, 15542), (8998, 14326), (10634, 12122), (10868, 11861)]