129834980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 317520000

約数和(自身を除く): 187685020

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 89, 95, 110, 178, 190, 209, 220, 349, 356, 380, 418, 445, 698, 836, 890, 979, 1045, 1396, 1691, 1745, 1780, 1958, 2090, 3382, 3490, 3839, 3916, 4180, 4895, 6631, 6764, 6980, 7678, 8455, 9790, 13262, 15356, 16910, 18601, 19195, 19580, 26524, 31061, 33155, 33820, 37202, 38390, 62122, 66310, 72941, 74404, 76780, 93005, 124244, 132620, 145882, 155305, 186010, 291764, 310610, 341671, 364705, 372020, 590159, 621220, 683342, 729410, 1180318, 1366684, 1458820, 1708355, 2360636, 2950795, 3416710, 5901590, 6491749, 6833420, 11803180, 12983498, 25966996, 32458745, 64917490, 129834980]

約数ペア:

[(1, 129834980), (2, 64917490), (4, 32458745), (5, 25966996), (10, 12983498), (11, 11803180), (19, 6833420), (20, 6491749), (22, 5901590), (38, 3416710), (44, 2950795), (55, 2360636), (76, 1708355), (89, 1458820), (95, 1366684), (110, 1180318), (178, 729410), (190, 683342), (209, 621220), (220, 590159), (349, 372020), (356, 364705), (380, 341671), (418, 310610), (445, 291764), (698, 186010), (836, 155305), (890, 145882), (979, 132620), (1045, 124244), (1396, 93005), (1691, 76780), (1745, 74404), (1780, 72941), (1958, 66310), (2090, 62122), (3382, 38390), (3490, 37202), (3839, 33820), (3916, 33155), (4180, 31061), (4895, 26524), (6631, 19580), (6764, 19195), (6980, 18601), (7678, 16910), (8455, 15356), (9790, 13262)]