321892020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1201}}^1\times {\mathrm{1489}}^1$

素因数の和:2705

約数の個数: 72

約数和(自身を含む): 977875080

約数和(自身を除く): 655983060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1201, 1489, 2402, 2978, 3603, 4467, 4804, 5956, 6005, 7206, 7445, 8934, 10809, 12010, 13401, 14412, 14890, 17868, 18015, 21618, 22335, 24020, 26802, 29780, 36030, 43236, 44670, 53604, 54045, 67005, 72060, 89340, 108090, 134010, 216180, 268020, 1788289, 3576578, 5364867, 7153156, 8941445, 10729734, 16094601, 17882890, 21459468, 26824335, 32189202, 35765780, 53648670, 64378404, 80473005, 107297340, 160946010, 321892020]

約数ペア:

[(1, 321892020), (2, 160946010), (3, 107297340), (4, 80473005), (5, 64378404), (6, 53648670), (9, 35765780), (10, 32189202), (12, 26824335), (15, 21459468), (18, 17882890), (20, 16094601), (30, 10729734), (36, 8941445), (45, 7153156), (60, 5364867), (90, 3576578), (180, 1788289), (1201, 268020), (1489, 216180), (2402, 134010), (2978, 108090), (3603, 89340), (4467, 72060), (4804, 67005), (5956, 54045), (6005, 53604), (7206, 44670), (7445, 43236), (8934, 36030), (10809, 29780), (12010, 26802), (13401, 24020), (14412, 22335), (14890, 21618), (17868, 18015)]