201451380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19867}}^1$

素因数の和:19905

約数の個数: 72

約数和(自身を含む): 610821792

約数和(自身を除く): 409370412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 19867, 39734, 59601, 79468, 99335, 119202, 198670, 238404, 258271, 298005, 397340, 516542, 596010, 774813, 1033084, 1192020, 1291355, 1549626, 2582710, 3099252, 3357523, 3874065, 5165420, 6715046, 7748130, 10072569, 13430092, 15496260, 16787615, 20145138, 33575230, 40290276, 50362845, 67150460, 100725690, 201451380]

約数ペア:

[(1, 201451380), (2, 100725690), (3, 67150460), (4, 50362845), (5, 40290276), (6, 33575230), (10, 20145138), (12, 16787615), (13, 15496260), (15, 13430092), (20, 10072569), (26, 7748130), (30, 6715046), (39, 5165420), (52, 3874065), (60, 3357523), (65, 3099252), (78, 2582710), (130, 1549626), (156, 1291355), (169, 1192020), (195, 1033084), (260, 774813), (338, 596010), (390, 516542), (507, 397340), (676, 298005), (780, 258271), (845, 238404), (1014, 198670), (1690, 119202), (2028, 99335), (2535, 79468), (3380, 59601), (5070, 39734), (10140, 19867)]