280086492

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{196139}}^1$

素因数の和:196170

約数の個数: 48

約数和(自身を含む): 790836480

約数和(自身を除く): 510749988

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 196139, 392278, 588417, 784556, 1176834, 1372973, 2353668, 2745946, 3334363, 4118919, 5491892, 6668726, 8237838, 10003089, 13337452, 16475676, 20006178, 23340541, 40012356, 46681082, 70021623, 93362164, 140043246, 280086492]

約数ペア:

[(1, 280086492), (2, 140043246), (3, 93362164), (4, 70021623), (6, 46681082), (7, 40012356), (12, 23340541), (14, 20006178), (17, 16475676), (21, 13337452), (28, 10003089), (34, 8237838), (42, 6668726), (51, 5491892), (68, 4118919), (84, 3334363), (102, 2745946), (119, 2353668), (204, 1372973), (238, 1176834), (357, 784556), (476, 588417), (714, 392278), (1428, 196139)]