305387320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{64157}}^1$

素因数の和:64192

約数の個数: 64

約数和(自身を含む): 831487680

約数和(自身を除く): 526100360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 64157, 128314, 256628, 320785, 449099, 513256, 641570, 898198, 1090669, 1283140, 1796396, 2181338, 2245495, 2566280, 3592792, 4362676, 4490990, 5453345, 7634683, 8725352, 8981980, 10906690, 15269366, 17963960, 21813380, 30538732, 38173415, 43626760, 61077464, 76346830, 152693660, 305387320]

約数ペア:

[(1, 305387320), (2, 152693660), (4, 76346830), (5, 61077464), (7, 43626760), (8, 38173415), (10, 30538732), (14, 21813380), (17, 17963960), (20, 15269366), (28, 10906690), (34, 8981980), (35, 8725352), (40, 7634683), (56, 5453345), (68, 4490990), (70, 4362676), (85, 3592792), (119, 2566280), (136, 2245495), (140, 2181338), (170, 1796396), (238, 1283140), (280, 1090669), (340, 898198), (476, 641570), (595, 513256), (680, 449099), (952, 320785), (1190, 256628), (2380, 128314), (4760, 64157)]