1680147352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:393

約数の個数: 128

約数和(自身を含む): 3709440000

約数和(自身を除く): 2029292648

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 47, 52, 76, 79, 94, 104, 152, 158, 188, 229, 247, 316, 376, 458, 494, 611, 632, 893, 916, 988, 1027, 1222, 1501, 1786, 1832, 1976, 2054, 2444, 2977, 3002, 3572, 3713, 4108, 4351, 4888, 5954, 6004, 7144, 7426, 8216, 8702, 10763, 11609, 11908, 12008, 14852, 17404, 18091, 19513, 21526, 23218, 23816, 29704, 34808, 36182, 39026, 43052, 46436, 48269, 56563, 70547, 72364, 78052, 86104, 92872, 96538, 113126, 139919, 141094, 144728, 156104, 193076, 204497, 226252, 235183, 279838, 282188, 343729, 386152, 408994, 452504, 470366, 559676, 564376, 687458, 817988, 850277, 917111, 940732, 1119352, 1374916, 1635976, 1700554, 1834222, 1881464, 2658461, 2749832, 3401108, 3668444, 4468477, 5316922, 6802216, 7336888, 8936954, 10633844, 11053601, 16155263, 17873908, 21267688, 22107202, 32310526, 35747816, 44214404, 64621052, 88428808, 129242104, 210018419, 420036838, 840073676, 1680147352]

約数ペア:

[(1, 1680147352), (2, 840073676), (4, 420036838), (8, 210018419), (13, 129242104), (19, 88428808), (26, 64621052), (38, 44214404), (47, 35747816), (52, 32310526), (76, 22107202), (79, 21267688), (94, 17873908), (104, 16155263), (152, 11053601), (158, 10633844), (188, 8936954), (229, 7336888), (247, 6802216), (316, 5316922), (376, 4468477), (458, 3668444), (494, 3401108), (611, 2749832), (632, 2658461), (893, 1881464), (916, 1834222), (988, 1700554), (1027, 1635976), (1222, 1374916), (1501, 1119352), (1786, 940732), (1832, 917111), (1976, 850277), (2054, 817988), (2444, 687458), (2977, 564376), (3002, 559676), (3572, 470366), (3713, 452504), (4108, 408994), (4351, 386152), (4888, 343729), (5954, 282188), (6004, 279838), (7144, 235183), (7426, 226252), (8216, 204497), (8702, 193076), (10763, 156104), (11609, 144728), (11908, 141094), (12008, 139919), (14852, 113126), (17404, 96538), (18091, 92872), (19513, 86104), (21526, 78052), (23218, 72364), (23816, 70547), (29704, 56563), (34808, 48269), (36182, 46436), (39026, 43052)]