71220816

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{8677}}^1$

素因数の和:8713

約数の個数: 80

約数和(自身を含む): 215214400

約数和(自身を除く): 143993584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 114, 144, 152, 171, 216, 228, 304, 342, 432, 456, 513, 684, 912, 1026, 1368, 2052, 2736, 4104, 8208, 8677, 17354, 26031, 34708, 52062, 69416, 78093, 104124, 138832, 156186, 164863, 208248, 234279, 312372, 329726, 416496, 468558, 494589, 624744, 659452, 937116, 989178, 1249488, 1318904, 1483767, 1874232, 1978356, 2637808, 2967534, 3748464, 3956712, 4451301, 5935068, 7913424, 8902602, 11870136, 17805204, 23740272, 35610408, 71220816]

約数ペア:

[(1, 71220816), (2, 35610408), (3, 23740272), (4, 17805204), (6, 11870136), (8, 8902602), (9, 7913424), (12, 5935068), (16, 4451301), (18, 3956712), (19, 3748464), (24, 2967534), (27, 2637808), (36, 1978356), (38, 1874232), (48, 1483767), (54, 1318904), (57, 1249488), (72, 989178), (76, 937116), (108, 659452), (114, 624744), (144, 494589), (152, 468558), (171, 416496), (216, 329726), (228, 312372), (304, 234279), (342, 208248), (432, 164863), (456, 156186), (513, 138832), (684, 104124), (912, 78093), (1026, 69416), (1368, 52062), (2052, 34708), (2736, 26031), (4104, 17354), (8208, 8677)]