61128320

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:506

約数の個数: 128

約数和(自身を含む): 168177600

約数和(自身を除く): 107049280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 457, 608, 640, 704, 760, 836, 880, 914, 1045, 1216, 1408, 1520, 1672, 1760, 1828, 2090, 2285, 2432, 3040, 3344, 3520, 3656, 4180, 4570, 5027, 6080, 6688, 7040, 7312, 8360, 8683, 9140, 10054, 12160, 13376, 14624, 16720, 17366, 18280, 20108, 25135, 26752, 29248, 33440, 34732, 36560, 40216, 43415, 50270, 58496, 66880, 69464, 73120, 80432, 86830, 95513, 100540, 133760, 138928, 146240, 160864, 173660, 191026, 201080, 277856, 292480, 321728, 347320, 382052, 402160, 477565, 555712, 643456, 694640, 764104, 804320, 955130, 1111424, 1389280, 1528208, 1608640, 1910260, 2778560, 3056416, 3217280, 3820520, 5557120, 6112832, 7641040, 12225664, 15282080, 30564160, 61128320]

約数ペア:

[(1, 61128320), (2, 30564160), (4, 15282080), (5, 12225664), (8, 7641040), (10, 6112832), (11, 5557120), (16, 3820520), (19, 3217280), (20, 3056416), (22, 2778560), (32, 1910260), (38, 1608640), (40, 1528208), (44, 1389280), (55, 1111424), (64, 955130), (76, 804320), (80, 764104), (88, 694640), (95, 643456), (110, 555712), (128, 477565), (152, 402160), (160, 382052), (176, 347320), (190, 321728), (209, 292480), (220, 277856), (304, 201080), (320, 191026), (352, 173660), (380, 160864), (418, 146240), (440, 138928), (457, 133760), (608, 100540), (640, 95513), (704, 86830), (760, 80432), (836, 73120), (880, 69464), (914, 66880), (1045, 58496), (1216, 50270), (1408, 43415), (1520, 40216), (1672, 36560), (1760, 34732), (1828, 33440), (2090, 29248), (2285, 26752), (2432, 25135), (3040, 20108), (3344, 18280), (3520, 17366), (3656, 16720), (4180, 14624), (4570, 13376), (5027, 12160), (6080, 10054), (6688, 9140), (7040, 8683), (7312, 8360)]