251167920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10789}}^1$

素因数の和:10902

約数の個数: 80

約数和(自身を含む): 786720480

約数和(自身を除く): 535552560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 776, 970, 1164, 1455, 1552, 1940, 2328, 2910, 3880, 4656, 5820, 7760, 10789, 11640, 21578, 23280, 32367, 43156, 53945, 64734, 86312, 107890, 129468, 161835, 172624, 215780, 258936, 323670, 431560, 517872, 647340, 863120, 1046533, 1294680, 2093066, 2589360, 3139599, 4186132, 5232665, 6279198, 8372264, 10465330, 12558396, 15697995, 16744528, 20930660, 25116792, 31395990, 41861320, 50233584, 62791980, 83722640, 125583960, 251167920]

約数ペア:

[(1, 251167920), (2, 125583960), (3, 83722640), (4, 62791980), (5, 50233584), (6, 41861320), (8, 31395990), (10, 25116792), (12, 20930660), (15, 16744528), (16, 15697995), (20, 12558396), (24, 10465330), (30, 8372264), (40, 6279198), (48, 5232665), (60, 4186132), (80, 3139599), (97, 2589360), (120, 2093066), (194, 1294680), (240, 1046533), (291, 863120), (388, 647340), (485, 517872), (582, 431560), (776, 323670), (970, 258936), (1164, 215780), (1455, 172624), (1552, 161835), (1940, 129468), (2328, 107890), (2910, 86312), (3880, 64734), (4656, 53945), (5820, 43156), (7760, 32367), (10789, 23280), (11640, 21578)]