287152010

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 556464384

約数和(自身を除く): 269312374

約数列:

[1, 2, 5, 10, 23, 46, 61, 97, 115, 122, 194, 211, 230, 305, 422, 485, 610, 970, 1055, 1403, 2110, 2231, 2806, 4462, 4853, 5917, 7015, 9706, 11155, 11834, 12871, 14030, 20467, 22310, 24265, 25742, 29585, 40934, 48530, 59170, 64355, 102335, 128710, 136091, 204670, 272182, 296033, 470741, 592066, 680455, 941482, 1248487, 1360910, 1480165, 2353705, 2496974, 2960330, 4707410, 6242435, 12484870, 28715201, 57430402, 143576005, 287152010]

約数ペア:

[(1, 287152010), (2, 143576005), (5, 57430402), (10, 28715201), (23, 12484870), (46, 6242435), (61, 4707410), (97, 2960330), (115, 2496974), (122, 2353705), (194, 1480165), (211, 1360910), (230, 1248487), (305, 941482), (422, 680455), (485, 592066), (610, 470741), (970, 296033), (1055, 272182), (1403, 204670), (2110, 136091), (2231, 128710), (2806, 102335), (4462, 64355), (4853, 59170), (5917, 48530), (7015, 40934), (9706, 29585), (11155, 25742), (11834, 24265), (12871, 22310), (14030, 20467)]