220171284

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:667

約数の個数: 120

約数和(自身を含む): 619109568

約数和(自身を除く): 398938284

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 71, 81, 102, 108, 142, 153, 162, 204, 213, 284, 306, 324, 426, 459, 563, 612, 639, 852, 918, 1126, 1207, 1278, 1377, 1689, 1836, 1917, 2252, 2414, 2556, 2754, 3378, 3621, 3834, 4828, 5067, 5508, 5751, 6756, 7242, 7668, 9571, 10134, 10863, 11502, 14484, 15201, 19142, 20268, 21726, 23004, 28713, 30402, 32589, 38284, 39973, 43452, 45603, 57426, 60804, 65178, 79946, 86139, 91206, 97767, 114852, 119919, 130356, 159892, 172278, 182412, 195534, 239838, 258417, 344556, 359757, 391068, 479676, 516834, 679541, 719514, 775251, 1033668, 1079271, 1359082, 1439028, 1550502, 2038623, 2158542, 2718164, 3101004, 3237813, 4077246, 4317084, 6115869, 6475626, 8154492, 12231738, 12951252, 18347607, 24463476, 36695214, 55042821, 73390428, 110085642, 220171284]

約数ペア:

[(1, 220171284), (2, 110085642), (3, 73390428), (4, 55042821), (6, 36695214), (9, 24463476), (12, 18347607), (17, 12951252), (18, 12231738), (27, 8154492), (34, 6475626), (36, 6115869), (51, 4317084), (54, 4077246), (68, 3237813), (71, 3101004), (81, 2718164), (102, 2158542), (108, 2038623), (142, 1550502), (153, 1439028), (162, 1359082), (204, 1079271), (213, 1033668), (284, 775251), (306, 719514), (324, 679541), (426, 516834), (459, 479676), (563, 391068), (612, 359757), (639, 344556), (852, 258417), (918, 239838), (1126, 195534), (1207, 182412), (1278, 172278), (1377, 159892), (1689, 130356), (1836, 119919), (1917, 114852), (2252, 97767), (2414, 91206), (2556, 86139), (2754, 79946), (3378, 65178), (3621, 60804), (3834, 57426), (4828, 45603), (5067, 43452), (5508, 39973), (5751, 38284), (6756, 32589), (7242, 30402), (7668, 28713), (9571, 23004), (10134, 21726), (10863, 20268), (11502, 19142), (14484, 15201)]