405364140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{42491}}^1$

素因数の和:42559

約数の個数: 72

約数和(自身を含む): 1252834128

約数和(自身を除く): 847469988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 9540, 42491, 84982, 127473, 169964, 212455, 254946, 382419, 424910, 509892, 637365, 764838, 849820, 1274730, 1529676, 1912095, 2252023, 2549460, 3824190, 4504046, 6756069, 7648380, 9008092, 11260115, 13512138, 20268207, 22520230, 27024276, 33780345, 40536414, 45040460, 67560690, 81072828, 101341035, 135121380, 202682070, 405364140]

約数ペア:

[(1, 405364140), (2, 202682070), (3, 135121380), (4, 101341035), (5, 81072828), (6, 67560690), (9, 45040460), (10, 40536414), (12, 33780345), (15, 27024276), (18, 22520230), (20, 20268207), (30, 13512138), (36, 11260115), (45, 9008092), (53, 7648380), (60, 6756069), (90, 4504046), (106, 3824190), (159, 2549460), (180, 2252023), (212, 1912095), (265, 1529676), (318, 1274730), (477, 849820), (530, 764838), (636, 637365), (795, 509892), (954, 424910), (1060, 382419), (1590, 254946), (1908, 212455), (2385, 169964), (3180, 127473), (4770, 84982), (9540, 42491)]