156736760

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{241}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 360676800

約数和(自身を除く): 203940040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 229, 241, 284, 355, 458, 482, 568, 710, 916, 964, 1145, 1205, 1420, 1832, 1928, 2290, 2410, 2840, 4580, 4820, 9160, 9640, 16259, 17111, 32518, 34222, 55189, 65036, 68444, 81295, 85555, 110378, 130072, 136888, 162590, 171110, 220756, 275945, 325180, 342220, 441512, 551890, 650360, 684440, 1103780, 2207560, 3918419, 7836838, 15673676, 19592095, 31347352, 39184190, 78368380, 156736760]

約数ペア:

[(1, 156736760), (2, 78368380), (4, 39184190), (5, 31347352), (8, 19592095), (10, 15673676), (20, 7836838), (40, 3918419), (71, 2207560), (142, 1103780), (229, 684440), (241, 650360), (284, 551890), (355, 441512), (458, 342220), (482, 325180), (568, 275945), (710, 220756), (916, 171110), (964, 162590), (1145, 136888), (1205, 130072), (1420, 110378), (1832, 85555), (1928, 81295), (2290, 68444), (2410, 65036), (2840, 55189), (4580, 34222), (4820, 32518), (9160, 17111), (9640, 16259)]