172155280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2357}}^1$

素因数の和:2464

約数の個数: 80

約数和(自身を含む): 442096704

約数和(自身を除く): 269941424

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 83, 88, 110, 166, 176, 220, 332, 415, 440, 664, 830, 880, 913, 1328, 1660, 1826, 2357, 3320, 3652, 4565, 4714, 6640, 7304, 9130, 9428, 11785, 14608, 18260, 18856, 23570, 25927, 36520, 37712, 47140, 51854, 73040, 94280, 103708, 129635, 188560, 195631, 207416, 259270, 391262, 414832, 518540, 782524, 978155, 1037080, 1565048, 1956310, 2074160, 2151941, 3130096, 3912620, 4303882, 7825240, 8607764, 10759705, 15650480, 17215528, 21519410, 34431056, 43038820, 86077640, 172155280]

約数ペア:

[(1, 172155280), (2, 86077640), (4, 43038820), (5, 34431056), (8, 21519410), (10, 17215528), (11, 15650480), (16, 10759705), (20, 8607764), (22, 7825240), (40, 4303882), (44, 3912620), (55, 3130096), (80, 2151941), (83, 2074160), (88, 1956310), (110, 1565048), (166, 1037080), (176, 978155), (220, 782524), (332, 518540), (415, 414832), (440, 391262), (664, 259270), (830, 207416), (880, 195631), (913, 188560), (1328, 129635), (1660, 103708), (1826, 94280), (2357, 73040), (3320, 51854), (3652, 47140), (4565, 37712), (4714, 36520), (6640, 25927), (7304, 23570), (9130, 18856), (9428, 18260), (11785, 14608)]