218337780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{479}}^1$

素因数の和:669

約数の個数: 96

約数和(自身を含む): 627056640

約数和(自身を除く): 408718860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 107, 142, 213, 214, 284, 321, 355, 426, 428, 479, 535, 642, 710, 852, 958, 1065, 1070, 1284, 1420, 1437, 1605, 1916, 2130, 2140, 2395, 2874, 3210, 4260, 4790, 5748, 6420, 7185, 7597, 9580, 14370, 15194, 22791, 28740, 30388, 34009, 37985, 45582, 51253, 68018, 75970, 91164, 102027, 102506, 113955, 136036, 151940, 153759, 170045, 204054, 205012, 227910, 256265, 307518, 340090, 408108, 455820, 510135, 512530, 615036, 680180, 768795, 1020270, 1025060, 1537590, 2040540, 3075180, 3638963, 7277926, 10916889, 14555852, 18194815, 21833778, 36389630, 43667556, 54584445, 72779260, 109168890, 218337780]

約数ペア:

[(1, 218337780), (2, 109168890), (3, 72779260), (4, 54584445), (5, 43667556), (6, 36389630), (10, 21833778), (12, 18194815), (15, 14555852), (20, 10916889), (30, 7277926), (60, 3638963), (71, 3075180), (107, 2040540), (142, 1537590), (213, 1025060), (214, 1020270), (284, 768795), (321, 680180), (355, 615036), (426, 512530), (428, 510135), (479, 455820), (535, 408108), (642, 340090), (710, 307518), (852, 256265), (958, 227910), (1065, 205012), (1070, 204054), (1284, 170045), (1420, 153759), (1437, 151940), (1605, 136036), (1916, 113955), (2130, 102506), (2140, 102027), (2395, 91164), (2874, 75970), (3210, 68018), (4260, 51253), (4790, 45582), (5748, 37985), (6420, 34009), (7185, 30388), (7597, 28740), (9580, 22791), (14370, 15194)]