239930240

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:400

約数の個数: 128

約数和(自身を含む): 632538720

約数和(自身を除く): 392608480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 173, 176, 197, 220, 320, 346, 352, 394, 440, 640, 692, 704, 788, 865, 880, 985, 1384, 1408, 1576, 1730, 1760, 1903, 1970, 2167, 2768, 3152, 3460, 3520, 3806, 3940, 4334, 5536, 6304, 6920, 7040, 7612, 7880, 8668, 9515, 10835, 11072, 12608, 13840, 15224, 15760, 17336, 19030, 21670, 22144, 25216, 27680, 30448, 31520, 34081, 34672, 38060, 43340, 55360, 60896, 63040, 68162, 69344, 76120, 86680, 110720, 121792, 126080, 136324, 138688, 152240, 170405, 173360, 243584, 272648, 277376, 304480, 340810, 346720, 374891, 545296, 608960, 681620, 693440, 749782, 1090592, 1217920, 1363240, 1386880, 1499564, 1874455, 2181184, 2726480, 2999128, 3748910, 4362368, 5452960, 5998256, 7497820, 10905920, 11996512, 14995640, 21811840, 23993024, 29991280, 47986048, 59982560, 119965120, 239930240]

約数ペア:

[(1, 239930240), (2, 119965120), (4, 59982560), (5, 47986048), (8, 29991280), (10, 23993024), (11, 21811840), (16, 14995640), (20, 11996512), (22, 10905920), (32, 7497820), (40, 5998256), (44, 5452960), (55, 4362368), (64, 3748910), (80, 2999128), (88, 2726480), (110, 2181184), (128, 1874455), (160, 1499564), (173, 1386880), (176, 1363240), (197, 1217920), (220, 1090592), (320, 749782), (346, 693440), (352, 681620), (394, 608960), (440, 545296), (640, 374891), (692, 346720), (704, 340810), (788, 304480), (865, 277376), (880, 272648), (985, 243584), (1384, 173360), (1408, 170405), (1576, 152240), (1730, 138688), (1760, 136324), (1903, 126080), (1970, 121792), (2167, 110720), (2768, 86680), (3152, 76120), (3460, 69344), (3520, 68162), (3806, 63040), (3940, 60896), (4334, 55360), (5536, 43340), (6304, 38060), (6920, 34672), (7040, 34081), (7612, 31520), (7880, 30448), (8668, 27680), (9515, 25216), (10835, 22144), (11072, 21670), (12608, 19030), (13840, 17336), (15224, 15760)]