218960070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{2141}}^1$

素因数の和:2645

約数の個数: 64

約数和(自身を含む): 602090496

約数和(自身を除く): 383130426

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 487, 974, 1461, 2141, 2435, 2922, 3409, 4282, 4870, 6423, 6818, 7305, 10227, 10705, 12846, 14610, 14987, 17045, 20454, 21410, 29974, 32115, 34090, 44961, 51135, 64230, 74935, 89922, 102270, 149870, 224805, 449610, 1042667, 2085334, 3128001, 5213335, 6256002, 7298669, 10426670, 14597338, 15640005, 21896007, 31280010, 36493345, 43792014, 72986690, 109480035, 218960070]

約数ペア:

[(1, 218960070), (2, 109480035), (3, 72986690), (5, 43792014), (6, 36493345), (7, 31280010), (10, 21896007), (14, 15640005), (15, 14597338), (21, 10426670), (30, 7298669), (35, 6256002), (42, 5213335), (70, 3128001), (105, 2085334), (210, 1042667), (487, 449610), (974, 224805), (1461, 149870), (2141, 102270), (2435, 89922), (2922, 74935), (3409, 64230), (4282, 51135), (4870, 44961), (6423, 34090), (6818, 32115), (7305, 29974), (10227, 21410), (10705, 20454), (12846, 17045), (14610, 14987)]