221342004

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:287

約数の個数: 144

約数和(自身を含む): 634146240

約数和(自身を除く): 412804236

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 67, 78, 108, 117, 134, 156, 169, 181, 201, 234, 268, 338, 351, 362, 402, 468, 507, 543, 603, 676, 702, 724, 804, 871, 1014, 1086, 1206, 1404, 1521, 1629, 1742, 1809, 2028, 2172, 2353, 2412, 2613, 3042, 3258, 3484, 3618, 4563, 4706, 4887, 5226, 6084, 6516, 7059, 7236, 7839, 9126, 9412, 9774, 10452, 11323, 12127, 14118, 15678, 18252, 19548, 21177, 22646, 23517, 24254, 28236, 30589, 31356, 33969, 36381, 42354, 45292, 47034, 48508, 61178, 63531, 67938, 72762, 84708, 91767, 94068, 101907, 109143, 122356, 127062, 135876, 145524, 157651, 183534, 203814, 218286, 254124, 275301, 305721, 315302, 327429, 367068, 407628, 436572, 472953, 550602, 611442, 630604, 654858, 825903, 945906, 1101204, 1222884, 1309716, 1418859, 1651806, 1891812, 2049463, 2837718, 3303612, 4098926, 4256577, 5675436, 6148389, 8197852, 8513154, 12296778, 17026308, 18445167, 24593556, 36890334, 55335501, 73780668, 110671002, 221342004]

約数ペア:

[(1, 221342004), (2, 110671002), (3, 73780668), (4, 55335501), (6, 36890334), (9, 24593556), (12, 18445167), (13, 17026308), (18, 12296778), (26, 8513154), (27, 8197852), (36, 6148389), (39, 5675436), (52, 4256577), (54, 4098926), (67, 3303612), (78, 2837718), (108, 2049463), (117, 1891812), (134, 1651806), (156, 1418859), (169, 1309716), (181, 1222884), (201, 1101204), (234, 945906), (268, 825903), (338, 654858), (351, 630604), (362, 611442), (402, 550602), (468, 472953), (507, 436572), (543, 407628), (603, 367068), (676, 327429), (702, 315302), (724, 305721), (804, 275301), (871, 254124), (1014, 218286), (1086, 203814), (1206, 183534), (1404, 157651), (1521, 145524), (1629, 135876), (1742, 127062), (1809, 122356), (2028, 109143), (2172, 101907), (2353, 94068), (2412, 91767), (2613, 84708), (3042, 72762), (3258, 67938), (3484, 63531), (3618, 61178), (4563, 48508), (4706, 47034), (4887, 45292), (5226, 42354), (6084, 36381), (6516, 33969), (7059, 31356), (7236, 30589), (7839, 28236), (9126, 24254), (9412, 23517), (9774, 22646), (10452, 21177), (11323, 19548), (12127, 18252), (14118, 15678)]