2178930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 5822208

約数和(自身を除く): 3643278

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 65, 74, 78, 111, 130, 151, 185, 195, 222, 302, 370, 390, 453, 481, 555, 755, 906, 962, 1110, 1443, 1510, 1963, 2265, 2405, 2886, 3926, 4530, 4810, 5587, 5889, 7215, 9815, 11174, 11778, 14430, 16761, 19630, 27935, 29445, 33522, 55870, 58890, 72631, 83805, 145262, 167610, 217893, 363155, 435786, 726310, 1089465, 2178930]

約数ペア:

[(1, 2178930), (2, 1089465), (3, 726310), (5, 435786), (6, 363155), (10, 217893), (13, 167610), (15, 145262), (26, 83805), (30, 72631), (37, 58890), (39, 55870), (65, 33522), (74, 29445), (78, 27935), (111, 19630), (130, 16761), (151, 14430), (185, 11778), (195, 11174), (222, 9815), (302, 7215), (370, 5889), (390, 5587), (453, 4810), (481, 4530), (555, 3926), (755, 2886), (906, 2405), (962, 2265), (1110, 1963), (1443, 1510)]