55780740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18229}}^1$

素因数の和:18261

約数の個数: 72

約数和(自身を含む): 179164440

約数和(自身を除く): 123383700

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, 18229, 36458, 54687, 72916, 91145, 109374, 164061, 182290, 218748, 273435, 309893, 328122, 364580, 546870, 619786, 656244, 820305, 929679, 1093740, 1239572, 1549465, 1640610, 1859358, 2789037, 3098930, 3281220, 3718716, 4648395, 5578074, 6197860, 9296790, 11156148, 13945185, 18593580, 27890370, 55780740]

約数ペア:

[(1, 55780740), (2, 27890370), (3, 18593580), (4, 13945185), (5, 11156148), (6, 9296790), (9, 6197860), (10, 5578074), (12, 4648395), (15, 3718716), (17, 3281220), (18, 3098930), (20, 2789037), (30, 1859358), (34, 1640610), (36, 1549465), (45, 1239572), (51, 1093740), (60, 929679), (68, 820305), (85, 656244), (90, 619786), (102, 546870), (153, 364580), (170, 328122), (180, 309893), (204, 273435), (255, 218748), (306, 182290), (340, 164061), (510, 109374), (612, 91145), (765, 72916), (1020, 54687), (1530, 36458), (3060, 18229)]