221320904

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 513891840

約数和(自身を除く): 292570936

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 31, 46, 56, 62, 92, 124, 161, 184, 217, 241, 248, 322, 434, 482, 529, 644, 713, 868, 964, 1058, 1288, 1426, 1687, 1736, 1928, 2116, 2852, 3374, 3703, 4232, 4991, 5543, 5704, 6748, 7406, 7471, 9982, 11086, 13496, 14812, 14942, 16399, 19964, 22172, 29624, 29884, 32798, 38801, 39928, 44344, 52297, 59768, 65596, 77602, 104594, 114793, 127489, 131192, 155204, 171833, 209188, 229586, 254978, 310408, 343666, 418376, 459172, 509956, 687332, 892423, 918344, 1019912, 1202831, 1374664, 1784846, 2405662, 3569692, 3952159, 4811324, 7139384, 7904318, 9622648, 15808636, 27665113, 31617272, 55330226, 110660452, 221320904]

約数ペア:

[(1, 221320904), (2, 110660452), (4, 55330226), (7, 31617272), (8, 27665113), (14, 15808636), (23, 9622648), (28, 7904318), (31, 7139384), (46, 4811324), (56, 3952159), (62, 3569692), (92, 2405662), (124, 1784846), (161, 1374664), (184, 1202831), (217, 1019912), (241, 918344), (248, 892423), (322, 687332), (434, 509956), (482, 459172), (529, 418376), (644, 343666), (713, 310408), (868, 254978), (964, 229586), (1058, 209188), (1288, 171833), (1426, 155204), (1687, 131192), (1736, 127489), (1928, 114793), (2116, 104594), (2852, 77602), (3374, 65596), (3703, 59768), (4232, 52297), (4991, 44344), (5543, 39928), (5704, 38801), (6748, 32798), (7406, 29884), (7471, 29624), (9982, 22172), (11086, 19964), (13496, 16399), (14812, 14942)]