81625170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:232

約数の個数: 128

約数和(自身を含む): 225607680

約数和(自身を除く): 143982510

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 55, 62, 66, 79, 93, 101, 110, 155, 158, 165, 186, 202, 237, 303, 310, 330, 341, 395, 465, 474, 505, 606, 682, 790, 869, 930, 1010, 1023, 1111, 1185, 1515, 1705, 1738, 2046, 2222, 2370, 2449, 2607, 3030, 3131, 3333, 3410, 4345, 4898, 5115, 5214, 5555, 6262, 6666, 7347, 7979, 8690, 9393, 10230, 11110, 12245, 13035, 14694, 15655, 15958, 16665, 18786, 23937, 24490, 26070, 26939, 31310, 33330, 34441, 36735, 39895, 46965, 47874, 53878, 68882, 73470, 79790, 80817, 87769, 93930, 103323, 119685, 134695, 161634, 172205, 175538, 206646, 239370, 247349, 263307, 269390, 344410, 404085, 438845, 494698, 516615, 526614, 742047, 808170, 877690, 1033230, 1236745, 1316535, 1484094, 2473490, 2633070, 2720839, 3710235, 5441678, 7420470, 8162517, 13604195, 16325034, 27208390, 40812585, 81625170]

約数ペア:

[(1, 81625170), (2, 40812585), (3, 27208390), (5, 16325034), (6, 13604195), (10, 8162517), (11, 7420470), (15, 5441678), (22, 3710235), (30, 2720839), (31, 2633070), (33, 2473490), (55, 1484094), (62, 1316535), (66, 1236745), (79, 1033230), (93, 877690), (101, 808170), (110, 742047), (155, 526614), (158, 516615), (165, 494698), (186, 438845), (202, 404085), (237, 344410), (303, 269390), (310, 263307), (330, 247349), (341, 239370), (395, 206646), (465, 175538), (474, 172205), (505, 161634), (606, 134695), (682, 119685), (790, 103323), (869, 93930), (930, 87769), (1010, 80817), (1023, 79790), (1111, 73470), (1185, 68882), (1515, 53878), (1705, 47874), (1738, 46965), (2046, 39895), (2222, 36735), (2370, 34441), (2449, 33330), (2607, 31310), (3030, 26939), (3131, 26070), (3333, 24490), (3410, 23937), (4345, 18786), (4898, 16665), (5115, 15958), (5214, 15655), (5555, 14694), (6262, 13035), (6666, 12245), (7347, 11110), (7979, 10230), (8690, 9393)]