641987328

素因数分解:

$2^8\times 3^1\times {\mathrm{109}}^1\times {\mathrm{7669}}^1$

素因数の和:7797

約数の個数: 72

約数和(自身を含む): 1724522800

約数和(自身を除く): 1082535472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 109, 128, 192, 218, 256, 327, 384, 436, 654, 768, 872, 1308, 1744, 2616, 3488, 5232, 6976, 7669, 10464, 13952, 15338, 20928, 23007, 27904, 30676, 41856, 46014, 61352, 83712, 92028, 122704, 184056, 245408, 368112, 490816, 736224, 835921, 981632, 1472448, 1671842, 1963264, 2507763, 2944896, 3343684, 5015526, 5889792, 6687368, 10031052, 13374736, 20062104, 26749472, 40124208, 53498944, 80248416, 106997888, 160496832, 213995776, 320993664, 641987328]

約数ペア:

[(1, 641987328), (2, 320993664), (3, 213995776), (4, 160496832), (6, 106997888), (8, 80248416), (12, 53498944), (16, 40124208), (24, 26749472), (32, 20062104), (48, 13374736), (64, 10031052), (96, 6687368), (109, 5889792), (128, 5015526), (192, 3343684), (218, 2944896), (256, 2507763), (327, 1963264), (384, 1671842), (436, 1472448), (654, 981632), (768, 835921), (872, 736224), (1308, 490816), (1744, 368112), (2616, 245408), (3488, 184056), (5232, 122704), (6976, 92028), (7669, 83712), (10464, 61352), (13952, 46014), (15338, 41856), (20928, 30676), (23007, 27904)]