8171504820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2309}}^1\times {\mathrm{19661}}^1$

素因数の和:21985

約数の個数: 72

約数和(自身を含む): 24798894120

約数和(自身を除く): 16627389300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2309, 4618, 6927, 9236, 11545, 13854, 19661, 20781, 23090, 27708, 34635, 39322, 41562, 46180, 58983, 69270, 78644, 83124, 98305, 103905, 117966, 138540, 176949, 196610, 207810, 235932, 294915, 353898, 393220, 415620, 589830, 707796, 884745, 1179660, 1769490, 3538980, 45397249, 90794498, 136191747, 181588996, 226986245, 272383494, 408575241, 453972490, 544766988, 680958735, 817150482, 907944980, 1361917470, 1634300964, 2042876205, 2723834940, 4085752410, 8171504820]

約数ペア:

[(1, 8171504820), (2, 4085752410), (3, 2723834940), (4, 2042876205), (5, 1634300964), (6, 1361917470), (9, 907944980), (10, 817150482), (12, 680958735), (15, 544766988), (18, 453972490), (20, 408575241), (30, 272383494), (36, 226986245), (45, 181588996), (60, 136191747), (90, 90794498), (180, 45397249), (2309, 3538980), (4618, 1769490), (6927, 1179660), (9236, 884745), (11545, 707796), (13854, 589830), (19661, 415620), (20781, 393220), (23090, 353898), (27708, 294915), (34635, 235932), (39322, 207810), (41562, 196610), (46180, 176949), (58983, 138540), (69270, 117966), (78644, 103905), (83124, 98305)]