27721680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{569}}^1$

素因数の和:621

約数の個数: 160

約数和(自身を含む): 101779200

約数和(自身を除く): 74057520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 35, 40, 42, 48, 56, 58, 60, 70, 80, 84, 87, 105, 112, 116, 120, 140, 145, 168, 174, 203, 210, 232, 240, 280, 290, 336, 348, 406, 420, 435, 464, 560, 569, 580, 609, 696, 812, 840, 870, 1015, 1138, 1160, 1218, 1392, 1624, 1680, 1707, 1740, 2030, 2276, 2320, 2436, 2845, 3045, 3248, 3414, 3480, 3983, 4060, 4552, 4872, 5690, 6090, 6828, 6960, 7966, 8120, 8535, 9104, 9744, 11380, 11949, 12180, 13656, 15932, 16240, 16501, 17070, 19915, 22760, 23898, 24360, 27312, 31864, 33002, 34140, 39830, 45520, 47796, 48720, 49503, 59745, 63728, 66004, 68280, 79660, 82505, 95592, 99006, 115507, 119490, 132008, 136560, 159320, 165010, 191184, 198012, 231014, 238980, 247515, 264016, 318640, 330020, 346521, 396024, 462028, 477960, 495030, 577535, 660040, 693042, 792048, 924056, 955920, 990060, 1155070, 1320080, 1386084, 1732605, 1848112, 1980120, 2310140, 2772168, 3465210, 3960240, 4620280, 5544336, 6930420, 9240560, 13860840, 27721680]

約数ペア:

[(1, 27721680), (2, 13860840), (3, 9240560), (4, 6930420), (5, 5544336), (6, 4620280), (7, 3960240), (8, 3465210), (10, 2772168), (12, 2310140), (14, 1980120), (15, 1848112), (16, 1732605), (20, 1386084), (21, 1320080), (24, 1155070), (28, 990060), (29, 955920), (30, 924056), (35, 792048), (40, 693042), (42, 660040), (48, 577535), (56, 495030), (58, 477960), (60, 462028), (70, 396024), (80, 346521), (84, 330020), (87, 318640), (105, 264016), (112, 247515), (116, 238980), (120, 231014), (140, 198012), (145, 191184), (168, 165010), (174, 159320), (203, 136560), (210, 132008), (232, 119490), (240, 115507), (280, 99006), (290, 95592), (336, 82505), (348, 79660), (406, 68280), (420, 66004), (435, 63728), (464, 59745), (560, 49503), (569, 48720), (580, 47796), (609, 45520), (696, 39830), (812, 34140), (840, 33002), (870, 31864), (1015, 27312), (1138, 24360), (1160, 23898), (1218, 22760), (1392, 19915), (1624, 17070), (1680, 16501), (1707, 16240), (1740, 15932), (2030, 13656), (2276, 12180), (2320, 11949), (2436, 11380), (2845, 9744), (3045, 9104), (3248, 8535), (3414, 8120), (3480, 7966), (3983, 6960), (4060, 6828), (4552, 6090), (4872, 5690)]