728028

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{107}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 2201472

約数和(自身を除く): 1473444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 107, 108, 126, 162, 189, 214, 243, 252, 321, 324, 378, 428, 486, 567, 642, 749, 756, 963, 972, 1134, 1284, 1498, 1701, 1926, 2247, 2268, 2889, 2996, 3402, 3852, 4494, 5778, 6741, 6804, 8667, 8988, 11556, 13482, 17334, 20223, 26001, 26964, 34668, 40446, 52002, 60669, 80892, 104004, 121338, 182007, 242676, 364014, 728028]

約数ペア:

[(1, 728028), (2, 364014), (3, 242676), (4, 182007), (6, 121338), (7, 104004), (9, 80892), (12, 60669), (14, 52002), (18, 40446), (21, 34668), (27, 26964), (28, 26001), (36, 20223), (42, 17334), (54, 13482), (63, 11556), (81, 8988), (84, 8667), (107, 6804), (108, 6741), (126, 5778), (162, 4494), (189, 3852), (214, 3402), (243, 2996), (252, 2889), (321, 2268), (324, 2247), (378, 1926), (428, 1701), (486, 1498), (567, 1284), (642, 1134), (749, 972), (756, 963)]