29810628

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:297

約数の個数: 72

約数和(自身を含む): 77837760

約数和(自身を除く): 48027132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 107, 109, 142, 213, 214, 218, 284, 321, 327, 426, 428, 436, 639, 642, 654, 852, 963, 981, 1278, 1284, 1308, 1926, 1962, 2556, 3852, 3924, 7597, 7739, 11663, 15194, 15478, 22791, 23217, 23326, 30388, 30956, 34989, 45582, 46434, 46652, 68373, 69651, 69978, 91164, 92868, 104967, 136746, 139302, 139956, 209934, 273492, 278604, 419868, 828073, 1656146, 2484219, 3312292, 4968438, 7452657, 9936876, 14905314, 29810628]

約数ペア:

[(1, 29810628), (2, 14905314), (3, 9936876), (4, 7452657), (6, 4968438), (9, 3312292), (12, 2484219), (18, 1656146), (36, 828073), (71, 419868), (107, 278604), (109, 273492), (142, 209934), (213, 139956), (214, 139302), (218, 136746), (284, 104967), (321, 92868), (327, 91164), (426, 69978), (428, 69651), (436, 68373), (639, 46652), (642, 46434), (654, 45582), (852, 34989), (963, 30956), (981, 30388), (1278, 23326), (1284, 23217), (1308, 22791), (1926, 15478), (1962, 15194), (2556, 11663), (3852, 7739), (3924, 7597)]