156919280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3547}}^1$

素因数の和:3646

約数の個数: 80

約数和(自身を含む): 422353920

約数和(自身を除く): 265434640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 2212, 2765, 3160, 3547, 4424, 5530, 6320, 7094, 8848, 11060, 14188, 17735, 22120, 24829, 28376, 35470, 44240, 49658, 56752, 70940, 99316, 124145, 141880, 198632, 248290, 280213, 283760, 397264, 496580, 560426, 993160, 1120852, 1401065, 1961491, 1986320, 2241704, 2802130, 3922982, 4483408, 5604260, 7845964, 9807455, 11208520, 15691928, 19614910, 22417040, 31383856, 39229820, 78459640, 156919280]

約数ペア:

[(1, 156919280), (2, 78459640), (4, 39229820), (5, 31383856), (7, 22417040), (8, 19614910), (10, 15691928), (14, 11208520), (16, 9807455), (20, 7845964), (28, 5604260), (35, 4483408), (40, 3922982), (56, 2802130), (70, 2241704), (79, 1986320), (80, 1961491), (112, 1401065), (140, 1120852), (158, 993160), (280, 560426), (316, 496580), (395, 397264), (553, 283760), (560, 280213), (632, 248290), (790, 198632), (1106, 141880), (1264, 124145), (1580, 99316), (2212, 70940), (2765, 56752), (3160, 49658), (3547, 44240), (4424, 35470), (5530, 28376), (6320, 24829), (7094, 22120), (8848, 17735), (11060, 14188)]