216591430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1669

約数の個数: 64

約数和(自身を含む): 450489600

約数和(自身を除く): 233898170

約数列:

[1, 2, 5, 10, 11, 22, 29, 43, 55, 58, 86, 110, 145, 215, 290, 319, 430, 473, 638, 946, 1247, 1579, 1595, 2365, 2494, 3158, 3190, 4730, 6235, 7895, 12470, 13717, 15790, 17369, 27434, 34738, 45791, 67897, 68585, 86845, 91582, 135794, 137170, 173690, 228955, 339485, 457910, 503701, 678970, 746867, 1007402, 1493734, 1969013, 2518505, 3734335, 3938026, 5037010, 7468670, 9845065, 19690130, 21659143, 43318286, 108295715, 216591430]

約数ペア:

[(1, 216591430), (2, 108295715), (5, 43318286), (10, 21659143), (11, 19690130), (22, 9845065), (29, 7468670), (43, 5037010), (55, 3938026), (58, 3734335), (86, 2518505), (110, 1969013), (145, 1493734), (215, 1007402), (290, 746867), (319, 678970), (430, 503701), (473, 457910), (638, 339485), (946, 228955), (1247, 173690), (1579, 137170), (1595, 135794), (2365, 91582), (2494, 86845), (3158, 68585), (3190, 67897), (4730, 45791), (6235, 34738), (7895, 27434), (12470, 17369), (13717, 15790)]