69561540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5443}}^1$

素因数の和:5529

約数の個数: 72

約数和(自身を含む): 214014528

約数和(自身を除く): 144452988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 5443, 6390, 10886, 12780, 16329, 21772, 27215, 32658, 48987, 54430, 65316, 81645, 97974, 108860, 163290, 195948, 244935, 326580, 386453, 489870, 772906, 979740, 1159359, 1545812, 1932265, 2318718, 3478077, 3864530, 4637436, 5796795, 6956154, 7729060, 11593590, 13912308, 17390385, 23187180, 34780770, 69561540]

約数ペア:

[(1, 69561540), (2, 34780770), (3, 23187180), (4, 17390385), (5, 13912308), (6, 11593590), (9, 7729060), (10, 6956154), (12, 5796795), (15, 4637436), (18, 3864530), (20, 3478077), (30, 2318718), (36, 1932265), (45, 1545812), (60, 1159359), (71, 979740), (90, 772906), (142, 489870), (180, 386453), (213, 326580), (284, 244935), (355, 195948), (426, 163290), (639, 108860), (710, 97974), (852, 81645), (1065, 65316), (1278, 54430), (1420, 48987), (2130, 32658), (2556, 27215), (3195, 21772), (4260, 16329), (5443, 12780), (6390, 10886)]