7777220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:125

約数の個数: 96

約数和(自身を含む): 19595520

約数和(自身を除く): 11818300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 29, 44, 46, 53, 55, 58, 92, 106, 110, 115, 116, 145, 212, 220, 230, 253, 265, 290, 319, 460, 506, 530, 580, 583, 638, 667, 1012, 1060, 1166, 1219, 1265, 1276, 1334, 1537, 1595, 2332, 2438, 2530, 2668, 2915, 3074, 3190, 3335, 4876, 5060, 5830, 6095, 6148, 6380, 6670, 7337, 7685, 11660, 12190, 13340, 13409, 14674, 15370, 16907, 24380, 26818, 29348, 30740, 33814, 35351, 36685, 53636, 67045, 67628, 70702, 73370, 84535, 134090, 141404, 146740, 169070, 176755, 268180, 338140, 353510, 388861, 707020, 777722, 1555444, 1944305, 3888610, 7777220]

約数ペア:

[(1, 7777220), (2, 3888610), (4, 1944305), (5, 1555444), (10, 777722), (11, 707020), (20, 388861), (22, 353510), (23, 338140), (29, 268180), (44, 176755), (46, 169070), (53, 146740), (55, 141404), (58, 134090), (92, 84535), (106, 73370), (110, 70702), (115, 67628), (116, 67045), (145, 53636), (212, 36685), (220, 35351), (230, 33814), (253, 30740), (265, 29348), (290, 26818), (319, 24380), (460, 16907), (506, 15370), (530, 14674), (580, 13409), (583, 13340), (638, 12190), (667, 11660), (1012, 7685), (1060, 7337), (1166, 6670), (1219, 6380), (1265, 6148), (1276, 6095), (1334, 5830), (1537, 5060), (1595, 4876), (2332, 3335), (2438, 3190), (2530, 3074), (2668, 2915)]