128972316

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{1847}}^1$

素因数の和:1911

約数の個数: 72

約数和(自身を含む): 343373184

約数和(自身を除く): 214400868

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 66, 69, 92, 132, 138, 253, 276, 506, 529, 759, 1012, 1058, 1518, 1587, 1847, 2116, 3036, 3174, 3694, 5541, 5819, 6348, 7388, 11082, 11638, 17457, 20317, 22164, 23276, 34914, 40634, 42481, 60951, 69828, 81268, 84962, 121902, 127443, 169924, 243804, 254886, 467291, 509772, 934582, 977063, 1401873, 1869164, 1954126, 2803746, 2931189, 3908252, 5607492, 5862378, 10747693, 11724756, 21495386, 32243079, 42990772, 64486158, 128972316]

約数ペア:

[(1, 128972316), (2, 64486158), (3, 42990772), (4, 32243079), (6, 21495386), (11, 11724756), (12, 10747693), (22, 5862378), (23, 5607492), (33, 3908252), (44, 2931189), (46, 2803746), (66, 1954126), (69, 1869164), (92, 1401873), (132, 977063), (138, 934582), (253, 509772), (276, 467291), (506, 254886), (529, 243804), (759, 169924), (1012, 127443), (1058, 121902), (1518, 84962), (1587, 81268), (1847, 69828), (2116, 60951), (3036, 42481), (3174, 40634), (3694, 34914), (5541, 23276), (5819, 22164), (6348, 20317), (7388, 17457), (11082, 11638)]