421653040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{10691}}^1$

素因数の和:10750

約数の個数: 80

約数和(自身を含む): 1073904480

約数和(自身を除く): 652251440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 464, 493, 580, 680, 986, 1160, 1360, 1972, 2320, 2465, 3944, 4930, 7888, 9860, 10691, 19720, 21382, 39440, 42764, 53455, 85528, 106910, 171056, 181747, 213820, 310039, 363494, 427640, 620078, 726988, 855280, 908735, 1240156, 1453976, 1550195, 1817470, 2480312, 2907952, 3100390, 3634940, 4960624, 5270663, 6200780, 7269880, 10541326, 12401560, 14539760, 21082652, 24803120, 26353315, 42165304, 52706630, 84330608, 105413260, 210826520, 421653040]

約数ペア:

[(1, 421653040), (2, 210826520), (4, 105413260), (5, 84330608), (8, 52706630), (10, 42165304), (16, 26353315), (17, 24803120), (20, 21082652), (29, 14539760), (34, 12401560), (40, 10541326), (58, 7269880), (68, 6200780), (80, 5270663), (85, 4960624), (116, 3634940), (136, 3100390), (145, 2907952), (170, 2480312), (232, 1817470), (272, 1550195), (290, 1453976), (340, 1240156), (464, 908735), (493, 855280), (580, 726988), (680, 620078), (986, 427640), (1160, 363494), (1360, 310039), (1972, 213820), (2320, 181747), (2465, 171056), (3944, 106910), (4930, 85528), (7888, 53455), (9860, 42764), (10691, 39440), (19720, 21382)]