259706940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{21751}}^1$

素因数の和:21962

約数の個数: 48

約数和(自身を含む): 730867200

約数和(自身を除く): 471160260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1990, 2388, 2985, 3980, 5970, 11940, 21751, 43502, 65253, 87004, 108755, 130506, 217510, 261012, 326265, 435020, 652530, 1305060, 4328449, 8656898, 12985347, 17313796, 21642245, 25970694, 43284490, 51941388, 64926735, 86568980, 129853470, 259706940]

約数ペア:

[(1, 259706940), (2, 129853470), (3, 86568980), (4, 64926735), (5, 51941388), (6, 43284490), (10, 25970694), (12, 21642245), (15, 17313796), (20, 12985347), (30, 8656898), (60, 4328449), (199, 1305060), (398, 652530), (597, 435020), (796, 326265), (995, 261012), (1194, 217510), (1990, 130506), (2388, 108755), (2985, 87004), (3980, 65253), (5970, 43502), (11940, 21751)]