48680720

素因数分解:

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

素因数の和:189

約数の個数: 120

約数和(自身を含む): 128241792

約数和(自身を除く): 79561072

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 107, 110, 121, 176, 188, 214, 220, 235, 242, 376, 428, 440, 470, 484, 517, 535, 605, 752, 856, 880, 940, 968, 1034, 1070, 1177, 1210, 1712, 1880, 1936, 2068, 2140, 2354, 2420, 2585, 3760, 4136, 4280, 4708, 4840, 5029, 5170, 5687, 5885, 8272, 8560, 9416, 9680, 10058, 10340, 11374, 11770, 12947, 18832, 20116, 20680, 22748, 23540, 25145, 25894, 28435, 40232, 41360, 45496, 47080, 50290, 51788, 55319, 56870, 64735, 80464, 90992, 94160, 100580, 103576, 110638, 113740, 129470, 201160, 207152, 221276, 227480, 258940, 276595, 402320, 442552, 454960, 517880, 553190, 608509, 885104, 1035760, 1106380, 1217018, 2212760, 2434036, 3042545, 4425520, 4868072, 6085090, 9736144, 12170180, 24340360, 48680720]

約数ペア:

[(1, 48680720), (2, 24340360), (4, 12170180), (5, 9736144), (8, 6085090), (10, 4868072), (11, 4425520), (16, 3042545), (20, 2434036), (22, 2212760), (40, 1217018), (44, 1106380), (47, 1035760), (55, 885104), (80, 608509), (88, 553190), (94, 517880), (107, 454960), (110, 442552), (121, 402320), (176, 276595), (188, 258940), (214, 227480), (220, 221276), (235, 207152), (242, 201160), (376, 129470), (428, 113740), (440, 110638), (470, 103576), (484, 100580), (517, 94160), (535, 90992), (605, 80464), (752, 64735), (856, 56870), (880, 55319), (940, 51788), (968, 50290), (1034, 47080), (1070, 45496), (1177, 41360), (1210, 40232), (1712, 28435), (1880, 25894), (1936, 25145), (2068, 23540), (2140, 22748), (2354, 20680), (2420, 20116), (2585, 18832), (3760, 12947), (4136, 11770), (4280, 11374), (4708, 10340), (4840, 10058), (5029, 9680), (5170, 9416), (5687, 8560), (5885, 8272)]