128710764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:520

約数の個数: 144

約数和(自身を含む): 405437760

約数和(自身を除く): 276726996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 101, 117, 126, 156, 182, 202, 234, 252, 273, 303, 364, 389, 404, 468, 546, 606, 707, 778, 819, 909, 1092, 1167, 1212, 1313, 1414, 1556, 1638, 1818, 2121, 2334, 2626, 2723, 2828, 3276, 3501, 3636, 3939, 4242, 4668, 5057, 5252, 5446, 6363, 7002, 7878, 8169, 8484, 9191, 10114, 10892, 11817, 12726, 14004, 15171, 15756, 16338, 18382, 20228, 23634, 24507, 25452, 27573, 30342, 32676, 35399, 36764, 39289, 45513, 47268, 49014, 55146, 60684, 70798, 78578, 82719, 91026, 98028, 106197, 110292, 117867, 141596, 157156, 165438, 182052, 212394, 235734, 275023, 318591, 330876, 353601, 424788, 471468, 510757, 550046, 637182, 707202, 825069, 1021514, 1100092, 1274364, 1414404, 1532271, 1650138, 2043028, 2475207, 3064542, 3300276, 3575299, 4596813, 4950414, 6129084, 7150598, 9193626, 9900828, 10725897, 14301196, 18387252, 21451794, 32177691, 42903588, 64355382, 128710764]

約数ペア:

[(1, 128710764), (2, 64355382), (3, 42903588), (4, 32177691), (6, 21451794), (7, 18387252), (9, 14301196), (12, 10725897), (13, 9900828), (14, 9193626), (18, 7150598), (21, 6129084), (26, 4950414), (28, 4596813), (36, 3575299), (39, 3300276), (42, 3064542), (52, 2475207), (63, 2043028), (78, 1650138), (84, 1532271), (91, 1414404), (101, 1274364), (117, 1100092), (126, 1021514), (156, 825069), (182, 707202), (202, 637182), (234, 550046), (252, 510757), (273, 471468), (303, 424788), (364, 353601), (389, 330876), (404, 318591), (468, 275023), (546, 235734), (606, 212394), (707, 182052), (778, 165438), (819, 157156), (909, 141596), (1092, 117867), (1167, 110292), (1212, 106197), (1313, 98028), (1414, 91026), (1556, 82719), (1638, 78578), (1818, 70798), (2121, 60684), (2334, 55146), (2626, 49014), (2723, 47268), (2828, 45513), (3276, 39289), (3501, 36764), (3636, 35399), (3939, 32676), (4242, 30342), (4668, 27573), (5057, 25452), (5252, 24507), (5446, 23634), (6363, 20228), (7002, 18382), (7878, 16338), (8169, 15756), (8484, 15171), (9191, 14004), (10114, 12726), (10892, 11817)]