21019035840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{180949}}^1$

素因数の和:180991

約数の個数: 168

約数和(自身を含む): 73354234800

約数和(自身を除く): 52335198960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 121, 132, 160, 165, 176, 192, 220, 240, 242, 264, 320, 330, 352, 363, 440, 480, 484, 528, 605, 660, 704, 726, 880, 960, 968, 1056, 1210, 1320, 1452, 1760, 1815, 1936, 2112, 2420, 2640, 2904, 3520, 3630, 3872, 4840, 5280, 5808, 7260, 7744, 9680, 10560, 11616, 14520, 19360, 23232, 29040, 38720, 58080, 116160, 180949, 361898, 542847, 723796, 904745, 1085694, 1447592, 1809490, 1990439, 2171388, 2714235, 2895184, 3618980, 3980878, 4342776, 5428470, 5790368, 5971317, 7237960, 7961756, 8685552, 9952195, 10856940, 11580736, 11942634, 14475920, 15923512, 17371104, 19904390, 21713880, 21894829, 23885268, 28951840, 29856585, 31847024, 34742208, 39808780, 43427760, 43789658, 47770536, 57903680, 59713170, 63694048, 65684487, 79617560, 86855520, 87579316, 95541072, 109474145, 119426340, 127388096, 131368974, 159235120, 173711040, 175158632, 191082144, 218948290, 238852680, 262737948, 318470240, 328422435, 350317264, 382164288, 437896580, 477705360, 525475896, 636940480, 656844870, 700634528, 875793160, 955410720, 1050951792, 1313689740, 1401269056, 1751586320, 1910821440, 2101903584, 2627379480, 3503172640, 4203807168, 5254758960, 7006345280, 10509517920, 21019035840]

約数ペア:

[(1, 21019035840), (2, 10509517920), (3, 7006345280), (4, 5254758960), (5, 4203807168), (6, 3503172640), (8, 2627379480), (10, 2101903584), (11, 1910821440), (12, 1751586320), (15, 1401269056), (16, 1313689740), (20, 1050951792), (22, 955410720), (24, 875793160), (30, 700634528), (32, 656844870), (33, 636940480), (40, 525475896), (44, 477705360), (48, 437896580), (55, 382164288), (60, 350317264), (64, 328422435), (66, 318470240), (80, 262737948), (88, 238852680), (96, 218948290), (110, 191082144), (120, 175158632), (121, 173711040), (132, 159235120), (160, 131368974), (165, 127388096), (176, 119426340), (192, 109474145), (220, 95541072), (240, 87579316), (242, 86855520), (264, 79617560), (320, 65684487), (330, 63694048), (352, 59713170), (363, 57903680), (440, 47770536), (480, 43789658), (484, 43427760), (528, 39808780), (605, 34742208), (660, 31847024), (704, 29856585), (726, 28951840), (880, 23885268), (960, 21894829), (968, 21713880), (1056, 19904390), (1210, 17371104), (1320, 15923512), (1452, 14475920), (1760, 11942634), (1815, 11580736), (1936, 10856940), (2112, 9952195), (2420, 8685552), (2640, 7961756), (2904, 7237960), (3520, 5971317), (3630, 5790368), (3872, 5428470), (4840, 4342776), (5280, 3980878), (5808, 3618980), (7260, 2895184), (7744, 2714235), (9680, 2171388), (10560, 1990439), (11616, 1809490), (14520, 1447592), (19360, 1085694), (23232, 904745), (29040, 723796), (38720, 542847), (58080, 361898), (116160, 180949)]