1229576830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{89}}^2$

素因数の和:266

約数の個数: 72

約数和(自身を含む): 2417335272

約数和(自身を除く): 1187758442

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 89, 95, 178, 190, 215, 361, 430, 445, 722, 817, 890, 1634, 1691, 1805, 3382, 3610, 3827, 4085, 7654, 7921, 8170, 8455, 15523, 15842, 16910, 19135, 31046, 32129, 38270, 39605, 64258, 72713, 77615, 79210, 145426, 150499, 155230, 160645, 300998, 321290, 340603, 363565, 681206, 727130, 752495, 1381547, 1504990, 1703015, 2763094, 2859481, 3406030, 5718962, 6471457, 6907735, 12942914, 13815470, 14297405, 28594810, 32357285, 64714570, 122957683, 245915366, 614788415, 1229576830]

約数ペア:

[(1, 1229576830), (2, 614788415), (5, 245915366), (10, 122957683), (19, 64714570), (38, 32357285), (43, 28594810), (86, 14297405), (89, 13815470), (95, 12942914), (178, 6907735), (190, 6471457), (215, 5718962), (361, 3406030), (430, 2859481), (445, 2763094), (722, 1703015), (817, 1504990), (890, 1381547), (1634, 752495), (1691, 727130), (1805, 681206), (3382, 363565), (3610, 340603), (3827, 321290), (4085, 300998), (7654, 160645), (7921, 155230), (8170, 150499), (8455, 145426), (15523, 79210), (15842, 77615), (16910, 72713), (19135, 64258), (31046, 39605), (32129, 38270)]