128967228

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:553

約数の個数: 120

約数和(自身を含む): 369305552

約数和(自身を除く): 240338324

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 67, 78, 81, 108, 117, 134, 156, 162, 201, 234, 268, 324, 351, 402, 457, 468, 603, 702, 804, 871, 914, 1053, 1206, 1371, 1404, 1742, 1809, 1828, 2106, 2412, 2613, 2742, 3484, 3618, 4113, 4212, 5226, 5427, 5484, 5941, 7236, 7839, 8226, 10452, 10854, 11882, 12339, 15678, 16452, 17823, 21708, 23517, 23764, 24678, 30619, 31356, 35646, 37017, 47034, 49356, 53469, 61238, 70551, 71292, 74034, 91857, 94068, 106938, 122476, 141102, 148068, 160407, 183714, 213876, 275571, 282204, 320814, 367428, 398047, 481221, 551142, 641628, 796094, 826713, 962442, 1102284, 1194141, 1592188, 1653426, 1924884, 2388282, 2480139, 3306852, 3582423, 4776564, 4960278, 7164846, 9920556, 10747269, 14329692, 21494538, 32241807, 42989076, 64483614, 128967228]

約数ペア:

[(1, 128967228), (2, 64483614), (3, 42989076), (4, 32241807), (6, 21494538), (9, 14329692), (12, 10747269), (13, 9920556), (18, 7164846), (26, 4960278), (27, 4776564), (36, 3582423), (39, 3306852), (52, 2480139), (54, 2388282), (67, 1924884), (78, 1653426), (81, 1592188), (108, 1194141), (117, 1102284), (134, 962442), (156, 826713), (162, 796094), (201, 641628), (234, 551142), (268, 481221), (324, 398047), (351, 367428), (402, 320814), (457, 282204), (468, 275571), (603, 213876), (702, 183714), (804, 160407), (871, 148068), (914, 141102), (1053, 122476), (1206, 106938), (1371, 94068), (1404, 91857), (1742, 74034), (1809, 71292), (1828, 70551), (2106, 61238), (2412, 53469), (2613, 49356), (2742, 47034), (3484, 37017), (3618, 35646), (4113, 31356), (4212, 30619), (5226, 24678), (5427, 23764), (5484, 23517), (5941, 21708), (7236, 17823), (7839, 16452), (8226, 15678), (10452, 12339), (10854, 11882)]