422556080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1979}}^1$

素因数の和:2166

約数の個数: 80

約数和(自身を含む): 1047388320

約数和(自身を除く): 624832240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 157, 170, 272, 314, 340, 628, 680, 785, 1256, 1360, 1570, 1979, 2512, 2669, 3140, 3958, 5338, 6280, 7916, 9895, 10676, 12560, 13345, 15832, 19790, 21352, 26690, 31664, 33643, 39580, 42704, 53380, 67286, 79160, 106760, 134572, 158320, 168215, 213520, 269144, 310703, 336430, 538288, 621406, 672860, 1242812, 1345720, 1553515, 2485624, 2691440, 3107030, 4971248, 5281951, 6214060, 10563902, 12428120, 21127804, 24856240, 26409755, 42255608, 52819510, 84511216, 105639020, 211278040, 422556080]

約数ペア:

[(1, 422556080), (2, 211278040), (4, 105639020), (5, 84511216), (8, 52819510), (10, 42255608), (16, 26409755), (17, 24856240), (20, 21127804), (34, 12428120), (40, 10563902), (68, 6214060), (80, 5281951), (85, 4971248), (136, 3107030), (157, 2691440), (170, 2485624), (272, 1553515), (314, 1345720), (340, 1242812), (628, 672860), (680, 621406), (785, 538288), (1256, 336430), (1360, 310703), (1570, 269144), (1979, 213520), (2512, 168215), (2669, 158320), (3140, 134572), (3958, 106760), (5338, 79160), (6280, 67286), (7916, 53380), (9895, 42704), (10676, 39580), (12560, 33643), (13345, 31664), (15832, 26690), (19790, 21352)]