72896070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{457}}^1$

素因数の和:889

約数の個数: 64

約数和(自身を含む): 189282240

約数和(自身を除く): 116386170

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 409, 457, 818, 914, 1227, 1371, 2045, 2285, 2454, 2742, 4090, 4570, 5317, 5941, 6135, 6855, 10634, 11882, 12270, 13710, 15951, 17823, 26585, 29705, 31902, 35646, 53170, 59410, 79755, 89115, 159510, 178230, 186913, 373826, 560739, 934565, 1121478, 1869130, 2429869, 2803695, 4859738, 5607390, 7289607, 12149345, 14579214, 24298690, 36448035, 72896070]

約数ペア:

[(1, 72896070), (2, 36448035), (3, 24298690), (5, 14579214), (6, 12149345), (10, 7289607), (13, 5607390), (15, 4859738), (26, 2803695), (30, 2429869), (39, 1869130), (65, 1121478), (78, 934565), (130, 560739), (195, 373826), (390, 186913), (409, 178230), (457, 159510), (818, 89115), (914, 79755), (1227, 59410), (1371, 53170), (2045, 35646), (2285, 31902), (2454, 29705), (2742, 26585), (4090, 17823), (4570, 15951), (5317, 13710), (5941, 12270), (6135, 11882), (6855, 10634)]