30837320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 74358000

約数和(自身を除く): 43520680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 101, 136, 170, 202, 340, 404, 449, 505, 680, 808, 898, 1010, 1717, 1796, 2020, 2245, 3434, 3592, 4040, 4490, 6868, 7633, 8585, 8980, 13736, 15266, 17170, 17960, 30532, 34340, 38165, 45349, 61064, 68680, 76330, 90698, 152660, 181396, 226745, 305320, 362792, 453490, 770933, 906980, 1541866, 1813960, 3083732, 3854665, 6167464, 7709330, 15418660, 30837320]

約数ペア:

[(1, 30837320), (2, 15418660), (4, 7709330), (5, 6167464), (8, 3854665), (10, 3083732), (17, 1813960), (20, 1541866), (34, 906980), (40, 770933), (68, 453490), (85, 362792), (101, 305320), (136, 226745), (170, 181396), (202, 152660), (340, 90698), (404, 76330), (449, 68680), (505, 61064), (680, 45349), (808, 38165), (898, 34340), (1010, 30532), (1717, 17960), (1796, 17170), (2020, 15266), (2245, 13736), (3434, 8980), (3592, 8585), (4040, 7633), (4490, 6868)]