157378816

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2833}}^1$

素因数の和:2887

約数の個数: 72

約数和(自身を含む): 370732544

約数和(自身を除く): 213353728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 868, 896, 992, 1736, 1792, 1984, 2833, 3472, 3968, 5666, 6944, 7936, 11332, 13888, 19831, 22664, 27776, 39662, 45328, 55552, 79324, 87823, 90656, 158648, 175646, 181312, 317296, 351292, 362624, 614761, 634592, 702584, 725248, 1229522, 1269184, 1405168, 2459044, 2538368, 2810336, 4918088, 5076736, 5620672, 9836176, 11241344, 19672352, 22482688, 39344704, 78689408, 157378816]

約数ペア:

[(1, 157378816), (2, 78689408), (4, 39344704), (7, 22482688), (8, 19672352), (14, 11241344), (16, 9836176), (28, 5620672), (31, 5076736), (32, 4918088), (56, 2810336), (62, 2538368), (64, 2459044), (112, 1405168), (124, 1269184), (128, 1229522), (217, 725248), (224, 702584), (248, 634592), (256, 614761), (434, 362624), (448, 351292), (496, 317296), (868, 181312), (896, 175646), (992, 158648), (1736, 90656), (1792, 87823), (1984, 79324), (2833, 55552), (3472, 45328), (3968, 39662), (5666, 27776), (6944, 22664), (7936, 19831), (11332, 13888)]