207870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1$

素因数の和:77

約数の個数: 48

約数和(自身を含む): 553392

約数和(自身を除く): 345522

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 41, 65, 78, 82, 123, 130, 169, 195, 205, 246, 338, 390, 410, 507, 533, 615, 845, 1014, 1066, 1230, 1599, 1690, 2535, 2665, 3198, 5070, 5330, 6929, 7995, 13858, 15990, 20787, 34645, 41574, 69290, 103935, 207870]

約数ペア:

[(1, 207870), (2, 103935), (3, 69290), (5, 41574), (6, 34645), (10, 20787), (13, 15990), (15, 13858), (26, 7995), (30, 6929), (39, 5330), (41, 5070), (65, 3198), (78, 2665), (82, 2535), (123, 1690), (130, 1599), (169, 1230), (195, 1066), (205, 1014), (246, 845), (338, 615), (390, 533), (410, 507)]