220321752

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21499}}^1$

素因数の和:21576

約数の個数: 64

約数和(自身を含む): 639840000

約数和(自身を除く): 419518248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 168, 183, 244, 366, 427, 488, 732, 854, 1281, 1464, 1708, 2562, 3416, 5124, 10248, 21499, 42998, 64497, 85996, 128994, 150493, 171992, 257988, 300986, 451479, 515976, 601972, 902958, 1203944, 1311439, 1805916, 2622878, 3611832, 3934317, 5245756, 7868634, 9180073, 10491512, 15737268, 18360146, 27540219, 31474536, 36720292, 55080438, 73440584, 110160876, 220321752]

約数ペア:

[(1, 220321752), (2, 110160876), (3, 73440584), (4, 55080438), (6, 36720292), (7, 31474536), (8, 27540219), (12, 18360146), (14, 15737268), (21, 10491512), (24, 9180073), (28, 7868634), (42, 5245756), (56, 3934317), (61, 3611832), (84, 2622878), (122, 1805916), (168, 1311439), (183, 1203944), (244, 902958), (366, 601972), (427, 515976), (488, 451479), (732, 300986), (854, 257988), (1281, 171992), (1464, 150493), (1708, 128994), (2562, 85996), (3416, 64497), (5124, 42998), (10248, 21499)]