1211048820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{249187}}^1$

素因数の和:249211

約数の個数: 72

約数和(自身を含む): 3809586144

約数和(自身を除く): 2598537324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 249187, 498374, 747561, 996748, 1245935, 1495122, 2242683, 2491870, 2990244, 3737805, 4485366, 4983740, 6728049, 7475610, 8970732, 11213415, 13456098, 14951220, 20184147, 22426830, 26912196, 33640245, 40368294, 44853660, 60552441, 67280490, 80736588, 100920735, 121104882, 134560980, 201841470, 242209764, 302762205, 403682940, 605524410, 1211048820]

約数ペア:

[(1, 1211048820), (2, 605524410), (3, 403682940), (4, 302762205), (5, 242209764), (6, 201841470), (9, 134560980), (10, 121104882), (12, 100920735), (15, 80736588), (18, 67280490), (20, 60552441), (27, 44853660), (30, 40368294), (36, 33640245), (45, 26912196), (54, 22426830), (60, 20184147), (81, 14951220), (90, 13456098), (108, 11213415), (135, 8970732), (162, 7475610), (180, 6728049), (243, 4983740), (270, 4485366), (324, 3737805), (405, 2990244), (486, 2491870), (540, 2242683), (810, 1495122), (972, 1245935), (1215, 996748), (1620, 747561), (2430, 498374), (4860, 249187)]