214340080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{911}}^1$

素因数の和:1114

約数の個数: 80

約数和(自身を含む): 531287424

約数和(自身を除く): 316947344

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 173, 272, 340, 346, 680, 692, 865, 911, 1360, 1384, 1730, 1822, 2768, 2941, 3460, 3644, 4555, 5882, 6920, 7288, 9110, 11764, 13840, 14576, 14705, 15487, 18220, 23528, 29410, 30974, 36440, 47056, 58820, 61948, 72880, 77435, 117640, 123896, 154870, 157603, 235280, 247792, 309740, 315206, 619480, 630412, 788015, 1238960, 1260824, 1576030, 2521648, 2679251, 3152060, 5358502, 6304120, 10717004, 12608240, 13396255, 21434008, 26792510, 42868016, 53585020, 107170040, 214340080]

約数ペア:

[(1, 214340080), (2, 107170040), (4, 53585020), (5, 42868016), (8, 26792510), (10, 21434008), (16, 13396255), (17, 12608240), (20, 10717004), (34, 6304120), (40, 5358502), (68, 3152060), (80, 2679251), (85, 2521648), (136, 1576030), (170, 1260824), (173, 1238960), (272, 788015), (340, 630412), (346, 619480), (680, 315206), (692, 309740), (865, 247792), (911, 235280), (1360, 157603), (1384, 154870), (1730, 123896), (1822, 117640), (2768, 77435), (2941, 72880), (3460, 61948), (3644, 58820), (4555, 47056), (5882, 36440), (6920, 30974), (7288, 29410), (9110, 23528), (11764, 18220), (13840, 15487), (14576, 14705)]