178827420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{10313}}^1$

素因数の和:10359

約数の個数: 72

約数和(自身を含む): 531954864

約数和(自身を除く): 353127444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1156, 1445, 1734, 2890, 3468, 4335, 5780, 8670, 10313, 17340, 20626, 30939, 41252, 51565, 61878, 103130, 123756, 154695, 175321, 206260, 309390, 350642, 525963, 618780, 701284, 876605, 1051926, 1753210, 2103852, 2629815, 2980457, 3506420, 5259630, 5960914, 8941371, 10519260, 11921828, 14902285, 17882742, 29804570, 35765484, 44706855, 59609140, 89413710, 178827420]

約数ペア:

[(1, 178827420), (2, 89413710), (3, 59609140), (4, 44706855), (5, 35765484), (6, 29804570), (10, 17882742), (12, 14902285), (15, 11921828), (17, 10519260), (20, 8941371), (30, 5960914), (34, 5259630), (51, 3506420), (60, 2980457), (68, 2629815), (85, 2103852), (102, 1753210), (170, 1051926), (204, 876605), (255, 701284), (289, 618780), (340, 525963), (510, 350642), (578, 309390), (867, 206260), (1020, 175321), (1156, 154695), (1445, 123756), (1734, 103130), (2890, 61878), (3468, 51565), (4335, 41252), (5780, 30939), (8670, 20626), (10313, 17340)]