220471504

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2377}}^1$

素因数の和:2444

約数の個数: 80

約数和(自身を含む): 509538816

約数和(自身を除く): 289067312

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 34, 44, 62, 68, 88, 124, 136, 176, 187, 248, 272, 341, 374, 496, 527, 682, 748, 1054, 1364, 1496, 2108, 2377, 2728, 2992, 4216, 4754, 5456, 5797, 8432, 9508, 11594, 19016, 23188, 26147, 38032, 40409, 46376, 52294, 73687, 80818, 92752, 104588, 147374, 161636, 209176, 294748, 323272, 418352, 444499, 589496, 646544, 810557, 888998, 1178992, 1252679, 1621114, 1777996, 2505358, 3242228, 3555992, 5010716, 6484456, 7111984, 10021432, 12968912, 13779469, 20042864, 27558938, 55117876, 110235752, 220471504]

約数ペア:

[(1, 220471504), (2, 110235752), (4, 55117876), (8, 27558938), (11, 20042864), (16, 13779469), (17, 12968912), (22, 10021432), (31, 7111984), (34, 6484456), (44, 5010716), (62, 3555992), (68, 3242228), (88, 2505358), (124, 1777996), (136, 1621114), (176, 1252679), (187, 1178992), (248, 888998), (272, 810557), (341, 646544), (374, 589496), (496, 444499), (527, 418352), (682, 323272), (748, 294748), (1054, 209176), (1364, 161636), (1496, 147374), (2108, 104588), (2377, 92752), (2728, 80818), (2992, 73687), (4216, 52294), (4754, 46376), (5456, 40409), (5797, 38032), (8432, 26147), (9508, 23188), (11594, 19016)]