78655770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:640

約数の個数: 96

約数和(自身を含む): 219108240

約数和(自身を除く): 140452470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 101, 102, 153, 170, 202, 255, 303, 306, 505, 509, 510, 606, 765, 909, 1010, 1018, 1515, 1527, 1530, 1717, 1818, 2545, 3030, 3054, 3434, 4545, 4581, 5090, 5151, 7635, 8585, 8653, 9090, 9162, 10302, 15270, 15453, 17170, 17306, 22905, 25755, 25959, 30906, 43265, 45810, 51409, 51510, 51918, 77265, 77877, 86530, 102818, 129795, 154227, 154530, 155754, 257045, 259590, 308454, 389385, 462681, 514090, 771135, 778770, 873953, 925362, 1542270, 1747906, 2313405, 2621859, 4369765, 4626810, 5243718, 7865577, 8739530, 13109295, 15731154, 26218590, 39327885, 78655770]

約数ペア:

[(1, 78655770), (2, 39327885), (3, 26218590), (5, 15731154), (6, 13109295), (9, 8739530), (10, 7865577), (15, 5243718), (17, 4626810), (18, 4369765), (30, 2621859), (34, 2313405), (45, 1747906), (51, 1542270), (85, 925362), (90, 873953), (101, 778770), (102, 771135), (153, 514090), (170, 462681), (202, 389385), (255, 308454), (303, 259590), (306, 257045), (505, 155754), (509, 154530), (510, 154227), (606, 129795), (765, 102818), (909, 86530), (1010, 77877), (1018, 77265), (1515, 51918), (1527, 51510), (1530, 51409), (1717, 45810), (1818, 43265), (2545, 30906), (3030, 25959), (3054, 25755), (3434, 22905), (4545, 17306), (4581, 17170), (5090, 15453), (5151, 15270), (7635, 10302), (8585, 9162), (8653, 9090)]