66245940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21649}}^1$

素因数の和:21681

約数の個数: 72

約数和(自身を含む): 212776200

約数和(自身を除く): 146530260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 21649, 43298, 64947, 86596, 108245, 129894, 194841, 216490, 259788, 324735, 368033, 389682, 432980, 649470, 736066, 779364, 974205, 1104099, 1298940, 1472132, 1840165, 1948410, 2208198, 3312297, 3680330, 3896820, 4416396, 5520495, 6624594, 7360660, 11040990, 13249188, 16561485, 22081980, 33122970, 66245940]

約数ペア:

[(1, 66245940), (2, 33122970), (3, 22081980), (4, 16561485), (5, 13249188), (6, 11040990), (9, 7360660), (10, 6624594), (12, 5520495), (15, 4416396), (17, 3896820), (18, 3680330), (20, 3312297), (30, 2208198), (34, 1948410), (36, 1840165), (45, 1472132), (51, 1298940), (60, 1104099), (68, 974205), (85, 779364), (90, 736066), (102, 649470), (153, 432980), (170, 389682), (180, 368033), (204, 324735), (255, 259788), (306, 216490), (340, 194841), (510, 129894), (612, 108245), (765, 86596), (1020, 64947), (1530, 43298), (3060, 21649)]