13362320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 80

約数和(自身を含む): 33480000

約数和(自身を除く): 20117680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 59, 76, 80, 95, 118, 149, 152, 190, 236, 295, 298, 304, 380, 472, 590, 596, 745, 760, 944, 1121, 1180, 1192, 1490, 1520, 2242, 2360, 2384, 2831, 2980, 4484, 4720, 5605, 5662, 5960, 8791, 8968, 11210, 11324, 11920, 14155, 17582, 17936, 22420, 22648, 28310, 35164, 43955, 44840, 45296, 56620, 70328, 87910, 89680, 113240, 140656, 167029, 175820, 226480, 334058, 351640, 668116, 703280, 835145, 1336232, 1670290, 2672464, 3340580, 6681160, 13362320]

約数ペア:

[(1, 13362320), (2, 6681160), (4, 3340580), (5, 2672464), (8, 1670290), (10, 1336232), (16, 835145), (19, 703280), (20, 668116), (38, 351640), (40, 334058), (59, 226480), (76, 175820), (80, 167029), (95, 140656), (118, 113240), (149, 89680), (152, 87910), (190, 70328), (236, 56620), (295, 45296), (298, 44840), (304, 43955), (380, 35164), (472, 28310), (590, 22648), (596, 22420), (745, 17936), (760, 17582), (944, 14155), (1121, 11920), (1180, 11324), (1192, 11210), (1490, 8968), (1520, 8791), (2242, 5960), (2360, 5662), (2384, 5605), (2831, 4720), (2980, 4484)]