161522784

素因数分解:

$2^5\times 3^2\times {\mathrm{349}}^1\times {\mathrm{1607}}^1$

素因数の和:1972

約数の個数: 72

約数和(自身を含む): 460933200

約数和(自身を除く): 299410416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 349, 698, 1047, 1396, 1607, 2094, 2792, 3141, 3214, 4188, 4821, 5584, 6282, 6428, 8376, 9642, 11168, 12564, 12856, 14463, 16752, 19284, 25128, 25712, 28926, 33504, 38568, 50256, 51424, 57852, 77136, 100512, 115704, 154272, 231408, 462816, 560843, 1121686, 1682529, 2243372, 3365058, 4486744, 5047587, 6730116, 8973488, 10095174, 13460232, 17946976, 20190348, 26920464, 40380696, 53840928, 80761392, 161522784]

約数ペア:

[(1, 161522784), (2, 80761392), (3, 53840928), (4, 40380696), (6, 26920464), (8, 20190348), (9, 17946976), (12, 13460232), (16, 10095174), (18, 8973488), (24, 6730116), (32, 5047587), (36, 4486744), (48, 3365058), (72, 2243372), (96, 1682529), (144, 1121686), (288, 560843), (349, 462816), (698, 231408), (1047, 154272), (1396, 115704), (1607, 100512), (2094, 77136), (2792, 57852), (3141, 51424), (3214, 50256), (4188, 38568), (4821, 33504), (5584, 28926), (6282, 25712), (6428, 25128), (8376, 19284), (9642, 16752), (11168, 14463), (12564, 12856)]