169320140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 421139712

約数和(自身を除く): 251819572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 37, 44, 55, 61, 62, 74, 110, 121, 122, 124, 148, 155, 185, 220, 242, 244, 305, 310, 341, 370, 407, 484, 605, 610, 620, 671, 682, 740, 814, 1147, 1210, 1220, 1342, 1364, 1628, 1705, 1891, 2035, 2257, 2294, 2420, 2684, 3355, 3410, 3751, 3782, 4070, 4477, 4514, 4588, 5735, 6710, 6820, 7381, 7502, 7564, 8140, 8954, 9028, 9455, 11285, 11470, 12617, 13420, 14762, 15004, 17908, 18755, 18910, 20801, 22385, 22570, 22940, 24827, 25234, 29524, 36905, 37510, 37820, 41602, 44770, 45140, 49654, 50468, 63085, 69967, 73810, 75020, 83204, 89540, 99308, 104005, 124135, 126170, 138787, 139934, 147620, 208010, 228811, 248270, 252340, 273097, 277574, 279868, 349835, 416020, 457622, 496540, 546194, 555148, 693935, 699670, 769637, 915244, 1092388, 1144055, 1365485, 1387870, 1399340, 1539274, 2288110, 2730970, 2775740, 3078548, 3848185, 4576220, 5461940, 7696370, 8466007, 15392740, 16932014, 33864028, 42330035, 84660070, 169320140]

約数ペア:

[(1, 169320140), (2, 84660070), (4, 42330035), (5, 33864028), (10, 16932014), (11, 15392740), (20, 8466007), (22, 7696370), (31, 5461940), (37, 4576220), (44, 3848185), (55, 3078548), (61, 2775740), (62, 2730970), (74, 2288110), (110, 1539274), (121, 1399340), (122, 1387870), (124, 1365485), (148, 1144055), (155, 1092388), (185, 915244), (220, 769637), (242, 699670), (244, 693935), (305, 555148), (310, 546194), (341, 496540), (370, 457622), (407, 416020), (484, 349835), (605, 279868), (610, 277574), (620, 273097), (671, 252340), (682, 248270), (740, 228811), (814, 208010), (1147, 147620), (1210, 139934), (1220, 138787), (1342, 126170), (1364, 124135), (1628, 104005), (1705, 99308), (1891, 89540), (2035, 83204), (2257, 75020), (2294, 73810), (2420, 69967), (2684, 63085), (3355, 50468), (3410, 49654), (3751, 45140), (3782, 44770), (4070, 41602), (4477, 37820), (4514, 37510), (4588, 36905), (5735, 29524), (6710, 25234), (6820, 24827), (7381, 22940), (7502, 22570), (7564, 22385), (8140, 20801), (8954, 18910), (9028, 18755), (9455, 17908), (11285, 15004), (11470, 14762), (12617, 13420)]