80747172

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:239

約数の個数: 144

約数和(自身を含む): 237740160

約数和(自身を除く): 156992988

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 37, 44, 54, 66, 74, 99, 108, 111, 121, 132, 148, 167, 198, 222, 242, 297, 333, 334, 363, 396, 407, 444, 484, 501, 594, 666, 668, 726, 814, 999, 1002, 1089, 1188, 1221, 1332, 1452, 1503, 1628, 1837, 1998, 2004, 2178, 2442, 3006, 3267, 3663, 3674, 3996, 4356, 4477, 4509, 4884, 5511, 6012, 6179, 6534, 7326, 7348, 8954, 9018, 10989, 11022, 12358, 13068, 13431, 14652, 16533, 17908, 18036, 18537, 20207, 21978, 22044, 24716, 26862, 33066, 37074, 40293, 40414, 43956, 49599, 53724, 55611, 60621, 66132, 67969, 74148, 80586, 80828, 99198, 111222, 120879, 121242, 135938, 161172, 166833, 181863, 198396, 203907, 222444, 241758, 242484, 271876, 333666, 363726, 407814, 483516, 545589, 611721, 667332, 727452, 747659, 815628, 1091178, 1223442, 1495318, 1835163, 2182356, 2242977, 2446884, 2990636, 3670326, 4485954, 6728931, 7340652, 8971908, 13457862, 20186793, 26915724, 40373586, 80747172]

約数ペア:

[(1, 80747172), (2, 40373586), (3, 26915724), (4, 20186793), (6, 13457862), (9, 8971908), (11, 7340652), (12, 6728931), (18, 4485954), (22, 3670326), (27, 2990636), (33, 2446884), (36, 2242977), (37, 2182356), (44, 1835163), (54, 1495318), (66, 1223442), (74, 1091178), (99, 815628), (108, 747659), (111, 727452), (121, 667332), (132, 611721), (148, 545589), (167, 483516), (198, 407814), (222, 363726), (242, 333666), (297, 271876), (333, 242484), (334, 241758), (363, 222444), (396, 203907), (407, 198396), (444, 181863), (484, 166833), (501, 161172), (594, 135938), (666, 121242), (668, 120879), (726, 111222), (814, 99198), (999, 80828), (1002, 80586), (1089, 74148), (1188, 67969), (1221, 66132), (1332, 60621), (1452, 55611), (1503, 53724), (1628, 49599), (1837, 43956), (1998, 40414), (2004, 40293), (2178, 37074), (2442, 33066), (3006, 26862), (3267, 24716), (3663, 22044), (3674, 21978), (3996, 20207), (4356, 18537), (4477, 18036), (4509, 17908), (4884, 16533), (5511, 14652), (6012, 13431), (6179, 13068), (6534, 12358), (7326, 11022), (7348, 10989), (8954, 9018)]