72282880

素因数分解:

$2^8\times 5^1\times {\mathrm{149}}^1\times {\mathrm{379}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 174762000

約数和(自身を除く): 102479120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 256, 298, 320, 379, 596, 640, 745, 758, 1192, 1280, 1490, 1516, 1895, 2384, 2980, 3032, 3790, 4768, 5960, 6064, 7580, 9536, 11920, 12128, 15160, 19072, 23840, 24256, 30320, 38144, 47680, 48512, 56471, 60640, 95360, 97024, 112942, 121280, 190720, 225884, 242560, 282355, 451768, 485120, 564710, 903536, 1129420, 1807072, 2258840, 3614144, 4517680, 7228288, 9035360, 14456576, 18070720, 36141440, 72282880]

約数ペア:

[(1, 72282880), (2, 36141440), (4, 18070720), (5, 14456576), (8, 9035360), (10, 7228288), (16, 4517680), (20, 3614144), (32, 2258840), (40, 1807072), (64, 1129420), (80, 903536), (128, 564710), (149, 485120), (160, 451768), (256, 282355), (298, 242560), (320, 225884), (379, 190720), (596, 121280), (640, 112942), (745, 97024), (758, 95360), (1192, 60640), (1280, 56471), (1490, 48512), (1516, 47680), (1895, 38144), (2384, 30320), (2980, 24256), (3032, 23840), (3790, 19072), (4768, 15160), (5960, 12128), (6064, 11920), (7580, 9536)]