81821610

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23311}}^1$

素因数の和:23340

約数の個数: 64

約数和(自身を含む): 234984960

約数和(自身を除く): 153163350

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 23311, 46622, 69933, 116555, 139866, 209799, 233110, 303043, 349665, 419598, 606086, 629397, 699330, 909129, 1048995, 1258794, 1515215, 1818258, 2097990, 2727387, 3030430, 3146985, 4545645, 5454774, 6293970, 8182161, 9091290, 13636935, 16364322, 27273870, 40910805, 81821610]

約数ペア:

[(1, 81821610), (2, 40910805), (3, 27273870), (5, 16364322), (6, 13636935), (9, 9091290), (10, 8182161), (13, 6293970), (15, 5454774), (18, 4545645), (26, 3146985), (27, 3030430), (30, 2727387), (39, 2097990), (45, 1818258), (54, 1515215), (65, 1258794), (78, 1048995), (90, 909129), (117, 699330), (130, 629397), (135, 606086), (195, 419598), (234, 349665), (270, 303043), (351, 233110), (390, 209799), (585, 139866), (702, 116555), (1170, 69933), (1755, 46622), (3510, 23311)]