1216148960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{30773}}^1$

素因数の和:30820

約数の個数: 96

約数和(自身を含む): 3257120160

約数和(自身を除く): 2040971200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 760, 988, 1040, 1235, 1520, 1976, 2080, 2470, 3040, 3952, 4940, 7904, 9880, 19760, 30773, 39520, 61546, 123092, 153865, 246184, 307730, 400049, 492368, 584687, 615460, 800098, 984736, 1169374, 1230920, 1600196, 2000245, 2338748, 2461840, 2923435, 3200392, 4000490, 4677496, 4923680, 5846870, 6400784, 7600931, 8000980, 9354992, 11693740, 12801568, 15201862, 16001960, 18709984, 23387480, 30403724, 32003920, 38004655, 46774960, 60807448, 64007840, 76009310, 93549920, 121614896, 152018620, 243229792, 304037240, 608074480, 1216148960]

約数ペア:

[(1, 1216148960), (2, 608074480), (4, 304037240), (5, 243229792), (8, 152018620), (10, 121614896), (13, 93549920), (16, 76009310), (19, 64007840), (20, 60807448), (26, 46774960), (32, 38004655), (38, 32003920), (40, 30403724), (52, 23387480), (65, 18709984), (76, 16001960), (80, 15201862), (95, 12801568), (104, 11693740), (130, 9354992), (152, 8000980), (160, 7600931), (190, 6400784), (208, 5846870), (247, 4923680), (260, 4677496), (304, 4000490), (380, 3200392), (416, 2923435), (494, 2461840), (520, 2338748), (608, 2000245), (760, 1600196), (988, 1230920), (1040, 1169374), (1235, 984736), (1520, 800098), (1976, 615460), (2080, 584687), (2470, 492368), (3040, 400049), (3952, 307730), (4940, 246184), (7904, 153865), (9880, 123092), (19760, 61546), (30773, 39520)]