128154816

素因数分解:

$2^6\times 3^2\times {\mathrm{271}}^1\times {\mathrm{821}}^1$

素因数の和:1110

約数の個数: 84

約数和(自身を含む): 369137184

約数和(自身を除く): 240982368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 271, 288, 542, 576, 813, 821, 1084, 1626, 1642, 2168, 2439, 2463, 3252, 3284, 4336, 4878, 4926, 6504, 6568, 7389, 8672, 9756, 9852, 13008, 13136, 14778, 17344, 19512, 19704, 26016, 26272, 29556, 39024, 39408, 52032, 52544, 59112, 78048, 78816, 118224, 156096, 157632, 222491, 236448, 444982, 472896, 667473, 889964, 1334946, 1779928, 2002419, 2669892, 3559856, 4004838, 5339784, 7119712, 8009676, 10679568, 14239424, 16019352, 21359136, 32038704, 42718272, 64077408, 128154816]

約数ペア:

[(1, 128154816), (2, 64077408), (3, 42718272), (4, 32038704), (6, 21359136), (8, 16019352), (9, 14239424), (12, 10679568), (16, 8009676), (18, 7119712), (24, 5339784), (32, 4004838), (36, 3559856), (48, 2669892), (64, 2002419), (72, 1779928), (96, 1334946), (144, 889964), (192, 667473), (271, 472896), (288, 444982), (542, 236448), (576, 222491), (813, 157632), (821, 156096), (1084, 118224), (1626, 78816), (1642, 78048), (2168, 59112), (2439, 52544), (2463, 52032), (3252, 39408), (3284, 39024), (4336, 29556), (4878, 26272), (4926, 26016), (6504, 19704), (6568, 19512), (7389, 17344), (8672, 14778), (9756, 13136), (9852, 13008)]