218678004

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4523}}^1$

素因数の和:4629

約数の個数: 72

約数和(自身を含む): 592824960

約数和(自身を除く): 374146956

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 79, 102, 153, 158, 204, 237, 306, 316, 474, 612, 711, 948, 1343, 1422, 2686, 2844, 4029, 4523, 5372, 8058, 9046, 12087, 13569, 16116, 18092, 24174, 27138, 40707, 48348, 54276, 76891, 81414, 153782, 162828, 230673, 307564, 357317, 461346, 692019, 714634, 922692, 1071951, 1384038, 1429268, 2143902, 2768076, 3215853, 4287804, 6074389, 6431706, 12148778, 12863412, 18223167, 24297556, 36446334, 54669501, 72892668, 109339002, 218678004]

約数ペア:

[(1, 218678004), (2, 109339002), (3, 72892668), (4, 54669501), (6, 36446334), (9, 24297556), (12, 18223167), (17, 12863412), (18, 12148778), (34, 6431706), (36, 6074389), (51, 4287804), (68, 3215853), (79, 2768076), (102, 2143902), (153, 1429268), (158, 1384038), (204, 1071951), (237, 922692), (306, 714634), (316, 692019), (474, 461346), (612, 357317), (711, 307564), (948, 230673), (1343, 162828), (1422, 153782), (2686, 81414), (2844, 76891), (4029, 54276), (4523, 48348), (5372, 40707), (8058, 27138), (9046, 24174), (12087, 18092), (13569, 16116)]