80419878

素因数分解:

$2^1\times 3^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{307}}^1$

素因数の和:349

約数の個数: 144

約数和(自身を含む): 230053824

約数和(自身を除く): 149633946

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 49, 54, 63, 66, 77, 81, 98, 99, 126, 147, 154, 162, 189, 198, 231, 243, 294, 297, 307, 378, 441, 462, 486, 539, 567, 594, 614, 693, 882, 891, 921, 1078, 1134, 1323, 1386, 1617, 1701, 1782, 1842, 2079, 2149, 2646, 2673, 2763, 3234, 3377, 3402, 3969, 4158, 4298, 4851, 5346, 5526, 6237, 6447, 6754, 7938, 8289, 9702, 10131, 11907, 12474, 12894, 14553, 15043, 16578, 18711, 19341, 20262, 23639, 23814, 24867, 29106, 30086, 30393, 37422, 38682, 43659, 45129, 47278, 49734, 58023, 60786, 70917, 74601, 87318, 90258, 91179, 116046, 130977, 135387, 141834, 149202, 165473, 174069, 182358, 212751, 261954, 270774, 273537, 330946, 348138, 406161, 425502, 496419, 522207, 547074, 638253, 812322, 820611, 992838, 1044414, 1218483, 1276506, 1489257, 1641222, 1914759, 2436966, 2978514, 3655449, 3829518, 4467771, 5744277, 7310898, 8935542, 11488554, 13403313, 26806626, 40209939, 80419878]

約数ペア:

[(1, 80419878), (2, 40209939), (3, 26806626), (6, 13403313), (7, 11488554), (9, 8935542), (11, 7310898), (14, 5744277), (18, 4467771), (21, 3829518), (22, 3655449), (27, 2978514), (33, 2436966), (42, 1914759), (49, 1641222), (54, 1489257), (63, 1276506), (66, 1218483), (77, 1044414), (81, 992838), (98, 820611), (99, 812322), (126, 638253), (147, 547074), (154, 522207), (162, 496419), (189, 425502), (198, 406161), (231, 348138), (243, 330946), (294, 273537), (297, 270774), (307, 261954), (378, 212751), (441, 182358), (462, 174069), (486, 165473), (539, 149202), (567, 141834), (594, 135387), (614, 130977), (693, 116046), (882, 91179), (891, 90258), (921, 87318), (1078, 74601), (1134, 70917), (1323, 60786), (1386, 58023), (1617, 49734), (1701, 47278), (1782, 45129), (1842, 43659), (2079, 38682), (2149, 37422), (2646, 30393), (2673, 30086), (2763, 29106), (3234, 24867), (3377, 23814), (3402, 23639), (3969, 20262), (4158, 19341), (4298, 18711), (4851, 16578), (5346, 15043), (5526, 14553), (6237, 12894), (6447, 12474), (6754, 11907), (7938, 10131), (8289, 9702)]