784128852

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:490

約数の個数: 144

約数和(自身を含む): 2203398288

約数和(自身を除く): 1419269436

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 101, 106, 117, 156, 159, 202, 212, 234, 303, 313, 318, 404, 468, 477, 606, 626, 636, 689, 909, 939, 954, 1212, 1252, 1313, 1378, 1818, 1878, 1908, 2067, 2626, 2756, 2817, 3636, 3756, 3939, 4069, 4134, 5252, 5353, 5634, 6201, 7878, 8138, 8268, 10706, 11268, 11817, 12207, 12402, 15756, 16059, 16276, 16589, 21412, 23634, 24414, 24804, 31613, 32118, 33178, 36621, 47268, 48177, 48828, 49767, 63226, 64236, 66356, 69589, 73242, 94839, 96354, 99534, 126452, 139178, 146484, 149301, 189678, 192708, 199068, 208767, 215657, 278356, 284517, 298602, 379356, 410969, 417534, 431314, 569034, 597204, 626301, 646971, 821938, 835068, 862628, 1138068, 1232907, 1252602, 1293942, 1643876, 1675489, 1940913, 2465814, 2505204, 2587884, 3350978, 3698721, 3881826, 4931628, 5026467, 6701956, 7397442, 7763652, 10052934, 14794884, 15079401, 20105868, 21781357, 30158802, 43562714, 60317604, 65344071, 87125428, 130688142, 196032213, 261376284, 392064426, 784128852]

約数ペア:

[(1, 784128852), (2, 392064426), (3, 261376284), (4, 196032213), (6, 130688142), (9, 87125428), (12, 65344071), (13, 60317604), (18, 43562714), (26, 30158802), (36, 21781357), (39, 20105868), (52, 15079401), (53, 14794884), (78, 10052934), (101, 7763652), (106, 7397442), (117, 6701956), (156, 5026467), (159, 4931628), (202, 3881826), (212, 3698721), (234, 3350978), (303, 2587884), (313, 2505204), (318, 2465814), (404, 1940913), (468, 1675489), (477, 1643876), (606, 1293942), (626, 1252602), (636, 1232907), (689, 1138068), (909, 862628), (939, 835068), (954, 821938), (1212, 646971), (1252, 626301), (1313, 597204), (1378, 569034), (1818, 431314), (1878, 417534), (1908, 410969), (2067, 379356), (2626, 298602), (2756, 284517), (2817, 278356), (3636, 215657), (3756, 208767), (3939, 199068), (4069, 192708), (4134, 189678), (5252, 149301), (5353, 146484), (5634, 139178), (6201, 126452), (7878, 99534), (8138, 96354), (8268, 94839), (10706, 73242), (11268, 69589), (11817, 66356), (12207, 64236), (12402, 63226), (15756, 49767), (16059, 48828), (16276, 48177), (16589, 47268), (21412, 36621), (23634, 33178), (24414, 32118), (24804, 31613)]