28965660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 84564480

約数和(自身を除く): 55598820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 103, 109, 129, 172, 206, 215, 218, 258, 309, 327, 412, 430, 436, 515, 516, 545, 618, 645, 654, 860, 1030, 1090, 1236, 1290, 1308, 1545, 1635, 2060, 2180, 2580, 3090, 3270, 4429, 4687, 6180, 6540, 8858, 9374, 11227, 13287, 14061, 17716, 18748, 22145, 22454, 23435, 26574, 28122, 33681, 44290, 44908, 46870, 53148, 56135, 56244, 66435, 67362, 70305, 88580, 93740, 112270, 132870, 134724, 140610, 168405, 224540, 265740, 281220, 336810, 482761, 673620, 965522, 1448283, 1931044, 2413805, 2896566, 4827610, 5793132, 7241415, 9655220, 14482830, 28965660]

約数ペア:

[(1, 28965660), (2, 14482830), (3, 9655220), (4, 7241415), (5, 5793132), (6, 4827610), (10, 2896566), (12, 2413805), (15, 1931044), (20, 1448283), (30, 965522), (43, 673620), (60, 482761), (86, 336810), (103, 281220), (109, 265740), (129, 224540), (172, 168405), (206, 140610), (215, 134724), (218, 132870), (258, 112270), (309, 93740), (327, 88580), (412, 70305), (430, 67362), (436, 66435), (515, 56244), (516, 56135), (545, 53148), (618, 46870), (645, 44908), (654, 44290), (860, 33681), (1030, 28122), (1090, 26574), (1236, 23435), (1290, 22454), (1308, 22145), (1545, 18748), (1635, 17716), (2060, 14061), (2180, 13287), (2580, 11227), (3090, 9374), (3270, 8858), (4429, 6540), (4687, 6180)]