15961950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:546

約数の個数: 72

約数和(自身を含む): 43524000

約数和(自身を除く): 27562050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 79, 90, 150, 158, 225, 237, 395, 449, 450, 474, 711, 790, 898, 1185, 1347, 1422, 1975, 2245, 2370, 2694, 3555, 3950, 4041, 4490, 5925, 6735, 7110, 8082, 11225, 11850, 13470, 17775, 20205, 22450, 33675, 35471, 35550, 40410, 67350, 70942, 101025, 106413, 177355, 202050, 212826, 319239, 354710, 532065, 638478, 886775, 1064130, 1596195, 1773550, 2660325, 3192390, 5320650, 7980975, 15961950]

約数ペア:

[(1, 15961950), (2, 7980975), (3, 5320650), (5, 3192390), (6, 2660325), (9, 1773550), (10, 1596195), (15, 1064130), (18, 886775), (25, 638478), (30, 532065), (45, 354710), (50, 319239), (75, 212826), (79, 202050), (90, 177355), (150, 106413), (158, 101025), (225, 70942), (237, 67350), (395, 40410), (449, 35550), (450, 35471), (474, 33675), (711, 22450), (790, 20205), (898, 17775), (1185, 13470), (1347, 11850), (1422, 11225), (1975, 8082), (2245, 7110), (2370, 6735), (2694, 5925), (3555, 4490), (3950, 4041)]