128740612

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 316986880

約数和(自身を除く): 188246268

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 37, 44, 52, 74, 77, 79, 91, 121, 143, 148, 154, 158, 182, 242, 259, 286, 308, 316, 364, 407, 481, 484, 518, 553, 572, 814, 847, 869, 962, 1001, 1027, 1036, 1106, 1573, 1628, 1694, 1738, 1924, 2002, 2054, 2212, 2849, 2923, 3146, 3367, 3388, 3476, 4004, 4108, 4477, 5291, 5698, 5846, 6083, 6292, 6734, 7189, 8954, 9559, 10582, 11011, 11297, 11396, 11692, 12166, 13468, 14378, 17908, 19118, 20461, 21164, 22022, 22594, 24332, 28756, 31339, 32153, 37037, 37999, 38236, 40922, 44044, 45188, 58201, 62678, 64306, 66913, 74074, 75998, 79079, 81844, 116402, 124267, 125356, 128612, 133826, 148148, 151996, 158158, 225071, 232804, 248534, 265993, 267652, 316316, 353683, 407407, 417989, 450142, 497068, 531986, 707366, 814814, 835978, 869869, 900284, 1063972, 1414732, 1629628, 1671956, 1739738, 2475781, 2925923, 3479476, 4597879, 4951562, 5851846, 9195758, 9903124, 11703692, 18391516, 32185153, 64370306, 128740612]

約数ペア:

[(1, 128740612), (2, 64370306), (4, 32185153), (7, 18391516), (11, 11703692), (13, 9903124), (14, 9195758), (22, 5851846), (26, 4951562), (28, 4597879), (37, 3479476), (44, 2925923), (52, 2475781), (74, 1739738), (77, 1671956), (79, 1629628), (91, 1414732), (121, 1063972), (143, 900284), (148, 869869), (154, 835978), (158, 814814), (182, 707366), (242, 531986), (259, 497068), (286, 450142), (308, 417989), (316, 407407), (364, 353683), (407, 316316), (481, 267652), (484, 265993), (518, 248534), (553, 232804), (572, 225071), (814, 158158), (847, 151996), (869, 148148), (962, 133826), (1001, 128612), (1027, 125356), (1036, 124267), (1106, 116402), (1573, 81844), (1628, 79079), (1694, 75998), (1738, 74074), (1924, 66913), (2002, 64306), (2054, 62678), (2212, 58201), (2849, 45188), (2923, 44044), (3146, 40922), (3367, 38236), (3388, 37999), (3476, 37037), (4004, 32153), (4108, 31339), (4477, 28756), (5291, 24332), (5698, 22594), (5846, 22022), (6083, 21164), (6292, 20461), (6734, 19118), (7189, 17908), (8954, 14378), (9559, 13468), (10582, 12166), (11011, 11692), (11297, 11396)]