161808468

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^2$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 403151616

約数和(自身を除く): 241343148

約数列:

[1, 2, 3, 4, 6, 12, 31, 41, 62, 82, 93, 103, 123, 124, 164, 186, 206, 246, 309, 372, 412, 492, 618, 1236, 1271, 2542, 3193, 3813, 4223, 5084, 6386, 7626, 8446, 9579, 10609, 12669, 12772, 15252, 16892, 19158, 21218, 25338, 31827, 38316, 42436, 50676, 63654, 127308, 130913, 261826, 328879, 392739, 434969, 523652, 657758, 785478, 869938, 986637, 1304907, 1315516, 1570956, 1739876, 1973274, 2609814, 3946548, 5219628, 13484039, 26968078, 40452117, 53936156, 80904234, 161808468]

約数ペア:

[(1, 161808468), (2, 80904234), (3, 53936156), (4, 40452117), (6, 26968078), (12, 13484039), (31, 5219628), (41, 3946548), (62, 2609814), (82, 1973274), (93, 1739876), (103, 1570956), (123, 1315516), (124, 1304907), (164, 986637), (186, 869938), (206, 785478), (246, 657758), (309, 523652), (372, 434969), (412, 392739), (492, 328879), (618, 261826), (1236, 130913), (1271, 127308), (2542, 63654), (3193, 50676), (3813, 42436), (4223, 38316), (5084, 31827), (6386, 25338), (7626, 21218), (8446, 19158), (9579, 16892), (10609, 15252), (12669, 12772)]