18305560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 52254720

約数和(自身を除く): 33949160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 47, 52, 56, 65, 70, 91, 94, 104, 107, 130, 140, 182, 188, 214, 235, 260, 280, 329, 364, 376, 428, 455, 470, 520, 535, 611, 658, 728, 749, 856, 910, 940, 1070, 1222, 1316, 1391, 1498, 1645, 1820, 1880, 2140, 2444, 2632, 2782, 2996, 3055, 3290, 3640, 3745, 4277, 4280, 4888, 5029, 5564, 5992, 6110, 6580, 6955, 7490, 8554, 9737, 10058, 11128, 12220, 13160, 13910, 14980, 17108, 19474, 20116, 21385, 24440, 25145, 27820, 29960, 34216, 35203, 38948, 40232, 42770, 48685, 50290, 55640, 65377, 70406, 77896, 85540, 97370, 100580, 130754, 140812, 171080, 176015, 194740, 201160, 261508, 281624, 326885, 352030, 389480, 457639, 523016, 653770, 704060, 915278, 1307540, 1408120, 1830556, 2288195, 2615080, 3661112, 4576390, 9152780, 18305560]

約数ペア:

[(1, 18305560), (2, 9152780), (4, 4576390), (5, 3661112), (7, 2615080), (8, 2288195), (10, 1830556), (13, 1408120), (14, 1307540), (20, 915278), (26, 704060), (28, 653770), (35, 523016), (40, 457639), (47, 389480), (52, 352030), (56, 326885), (65, 281624), (70, 261508), (91, 201160), (94, 194740), (104, 176015), (107, 171080), (130, 140812), (140, 130754), (182, 100580), (188, 97370), (214, 85540), (235, 77896), (260, 70406), (280, 65377), (329, 55640), (364, 50290), (376, 48685), (428, 42770), (455, 40232), (470, 38948), (520, 35203), (535, 34216), (611, 29960), (658, 27820), (728, 25145), (749, 24440), (856, 21385), (910, 20116), (940, 19474), (1070, 17108), (1222, 14980), (1316, 13910), (1391, 13160), (1498, 12220), (1645, 11128), (1820, 10058), (1880, 9737), (2140, 8554), (2444, 7490), (2632, 6955), (2782, 6580), (2996, 6110), (3055, 5992), (3290, 5564), (3640, 5029), (3745, 4888), (4277, 4280)]