221492768

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 520224768

約数和(自身を除く): 298732000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 167, 191, 217, 224, 248, 334, 382, 434, 496, 668, 764, 868, 992, 1169, 1336, 1337, 1528, 1736, 2338, 2672, 2674, 3056, 3472, 4676, 5177, 5344, 5348, 5921, 6112, 6944, 9352, 10354, 10696, 11842, 18704, 20708, 21392, 23684, 31897, 36239, 37408, 41416, 41447, 42784, 47368, 63794, 72478, 82832, 82894, 94736, 127588, 144956, 165664, 165788, 189472, 223279, 255176, 289912, 331576, 446558, 510352, 579824, 663152, 893116, 988807, 1020704, 1159648, 1326304, 1786232, 1977614, 3572464, 3955228, 6921649, 7144928, 7910456, 13843298, 15820912, 27686596, 31641824, 55373192, 110746384, 221492768]

約数ペア:

[(1, 221492768), (2, 110746384), (4, 55373192), (7, 31641824), (8, 27686596), (14, 15820912), (16, 13843298), (28, 7910456), (31, 7144928), (32, 6921649), (56, 3955228), (62, 3572464), (112, 1977614), (124, 1786232), (167, 1326304), (191, 1159648), (217, 1020704), (224, 988807), (248, 893116), (334, 663152), (382, 579824), (434, 510352), (496, 446558), (668, 331576), (764, 289912), (868, 255176), (992, 223279), (1169, 189472), (1336, 165788), (1337, 165664), (1528, 144956), (1736, 127588), (2338, 94736), (2672, 82894), (2674, 82832), (3056, 72478), (3472, 63794), (4676, 47368), (5177, 42784), (5344, 41447), (5348, 41416), (5921, 37408), (6112, 36239), (6944, 31897), (9352, 23684), (10354, 21392), (10696, 20708), (11842, 18704)]