30978640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:185

約数の個数: 160

約数和(自身を含む): 92565504

約数和(自身を除く): 61586864

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 47, 55, 56, 70, 77, 80, 88, 94, 107, 110, 112, 140, 154, 176, 188, 214, 220, 235, 280, 308, 329, 376, 385, 428, 440, 470, 517, 535, 560, 616, 658, 749, 752, 770, 856, 880, 940, 1034, 1070, 1177, 1232, 1316, 1498, 1540, 1645, 1712, 1880, 2068, 2140, 2354, 2585, 2632, 2996, 3080, 3290, 3619, 3745, 3760, 4136, 4280, 4708, 5029, 5170, 5264, 5885, 5992, 6160, 6580, 7238, 7490, 8239, 8272, 8560, 9416, 10058, 10340, 11770, 11984, 13160, 14476, 14980, 16478, 18095, 18832, 20116, 20680, 23540, 25145, 26320, 28952, 29960, 32956, 35203, 36190, 40232, 41195, 41360, 47080, 50290, 55319, 57904, 59920, 65912, 70406, 72380, 80464, 82390, 94160, 100580, 110638, 131824, 140812, 144760, 164780, 176015, 201160, 221276, 276595, 281624, 289520, 329560, 352030, 387233, 402320, 442552, 553190, 563248, 659120, 704060, 774466, 885104, 1106380, 1408120, 1548932, 1936165, 2212760, 2816240, 3097864, 3872330, 4425520, 6195728, 7744660, 15489320, 30978640]

約数ペア:

[(1, 30978640), (2, 15489320), (4, 7744660), (5, 6195728), (7, 4425520), (8, 3872330), (10, 3097864), (11, 2816240), (14, 2212760), (16, 1936165), (20, 1548932), (22, 1408120), (28, 1106380), (35, 885104), (40, 774466), (44, 704060), (47, 659120), (55, 563248), (56, 553190), (70, 442552), (77, 402320), (80, 387233), (88, 352030), (94, 329560), (107, 289520), (110, 281624), (112, 276595), (140, 221276), (154, 201160), (176, 176015), (188, 164780), (214, 144760), (220, 140812), (235, 131824), (280, 110638), (308, 100580), (329, 94160), (376, 82390), (385, 80464), (428, 72380), (440, 70406), (470, 65912), (517, 59920), (535, 57904), (560, 55319), (616, 50290), (658, 47080), (749, 41360), (752, 41195), (770, 40232), (856, 36190), (880, 35203), (940, 32956), (1034, 29960), (1070, 28952), (1177, 26320), (1232, 25145), (1316, 23540), (1498, 20680), (1540, 20116), (1645, 18832), (1712, 18095), (1880, 16478), (2068, 14980), (2140, 14476), (2354, 13160), (2585, 11984), (2632, 11770), (2996, 10340), (3080, 10058), (3290, 9416), (3619, 8560), (3745, 8272), (3760, 8239), (4136, 7490), (4280, 7238), (4708, 6580), (5029, 6160), (5170, 5992), (5264, 5885)]