123400128

素因数分解:

$2^6\times 3^1\times {\mathrm{163}}^1\times {\mathrm{3943}}^1$

素因数の和:4121

約数の個数: 56

約数和(自身を含む): 328582528

約数和(自身を除く): 205182400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 163, 192, 326, 489, 652, 978, 1304, 1956, 2608, 3912, 3943, 5216, 7824, 7886, 10432, 11829, 15648, 15772, 23658, 31296, 31544, 47316, 63088, 94632, 126176, 189264, 252352, 378528, 642709, 757056, 1285418, 1928127, 2570836, 3856254, 5141672, 7712508, 10283344, 15425016, 20566688, 30850032, 41133376, 61700064, 123400128]

約数ペア:

[(1, 123400128), (2, 61700064), (3, 41133376), (4, 30850032), (6, 20566688), (8, 15425016), (12, 10283344), (16, 7712508), (24, 5141672), (32, 3856254), (48, 2570836), (64, 1928127), (96, 1285418), (163, 757056), (192, 642709), (326, 378528), (489, 252352), (652, 189264), (978, 126176), (1304, 94632), (1956, 63088), (2608, 47316), (3912, 31544), (3943, 31296), (5216, 23658), (7824, 15772), (7886, 15648), (10432, 11829)]