128047770

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{733}}^1$

素因数の和:1396

約数の個数: 64

約数和(自身を含む): 342455040

約数和(自身を除く): 214407270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 647, 733, 1294, 1466, 1941, 2199, 3235, 3665, 3882, 4398, 5823, 6470, 6597, 7330, 9705, 10995, 11646, 13194, 17469, 19410, 19791, 21990, 29115, 32985, 34938, 39582, 58230, 65970, 87345, 98955, 174690, 197910, 474251, 948502, 1422753, 2371255, 2845506, 4268259, 4742510, 7113765, 8536518, 12804777, 14227530, 21341295, 25609554, 42682590, 64023885, 128047770]

約数ペア:

[(1, 128047770), (2, 64023885), (3, 42682590), (5, 25609554), (6, 21341295), (9, 14227530), (10, 12804777), (15, 8536518), (18, 7113765), (27, 4742510), (30, 4268259), (45, 2845506), (54, 2371255), (90, 1422753), (135, 948502), (270, 474251), (647, 197910), (733, 174690), (1294, 98955), (1466, 87345), (1941, 65970), (2199, 58230), (3235, 39582), (3665, 34938), (3882, 32985), (4398, 29115), (5823, 21990), (6470, 19791), (6597, 19410), (7330, 17469), (9705, 13194), (10995, 11646)]