51751320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 161740800

約数和(自身を除く): 109989480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 79, 103, 106, 120, 158, 159, 206, 212, 237, 265, 309, 316, 318, 395, 412, 424, 474, 515, 530, 618, 632, 636, 790, 795, 824, 948, 1030, 1060, 1185, 1236, 1272, 1545, 1580, 1590, 1896, 2060, 2120, 2370, 2472, 3090, 3160, 3180, 4120, 4187, 4740, 5459, 6180, 6360, 8137, 8374, 9480, 10918, 12360, 12561, 16274, 16377, 16748, 20935, 21836, 24411, 25122, 27295, 32548, 32754, 33496, 40685, 41870, 43672, 48822, 50244, 54590, 62805, 65096, 65508, 81370, 81885, 83740, 97644, 100488, 109180, 122055, 125610, 131016, 162740, 163770, 167480, 195288, 218360, 244110, 251220, 325480, 327540, 431261, 488220, 502440, 655080, 862522, 976440, 1293783, 1725044, 2156305, 2587566, 3450088, 4312610, 5175132, 6468915, 8625220, 10350264, 12937830, 17250440, 25875660, 51751320]

約数ペア:

[(1, 51751320), (2, 25875660), (3, 17250440), (4, 12937830), (5, 10350264), (6, 8625220), (8, 6468915), (10, 5175132), (12, 4312610), (15, 3450088), (20, 2587566), (24, 2156305), (30, 1725044), (40, 1293783), (53, 976440), (60, 862522), (79, 655080), (103, 502440), (106, 488220), (120, 431261), (158, 327540), (159, 325480), (206, 251220), (212, 244110), (237, 218360), (265, 195288), (309, 167480), (316, 163770), (318, 162740), (395, 131016), (412, 125610), (424, 122055), (474, 109180), (515, 100488), (530, 97644), (618, 83740), (632, 81885), (636, 81370), (790, 65508), (795, 65096), (824, 62805), (948, 54590), (1030, 50244), (1060, 48822), (1185, 43672), (1236, 41870), (1272, 40685), (1545, 33496), (1580, 32754), (1590, 32548), (1896, 27295), (2060, 25122), (2120, 24411), (2370, 21836), (2472, 20935), (3090, 16748), (3160, 16377), (3180, 16274), (4120, 12561), (4187, 12360), (4740, 10918), (5459, 9480), (6180, 8374), (6360, 8137)]