74840920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^2$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 216130320

約数和(自身を除く): 141289400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 47, 55, 56, 70, 77, 88, 94, 110, 121, 140, 154, 188, 220, 235, 242, 280, 308, 329, 376, 385, 440, 470, 484, 517, 605, 616, 658, 770, 847, 940, 968, 1034, 1210, 1316, 1540, 1645, 1694, 1880, 2068, 2209, 2420, 2585, 2632, 3080, 3290, 3388, 3619, 4136, 4235, 4418, 4840, 5170, 5687, 6580, 6776, 7238, 8470, 8836, 10340, 11045, 11374, 13160, 14476, 15463, 16940, 17672, 18095, 20680, 22090, 22748, 24299, 28435, 28952, 30926, 33880, 36190, 39809, 44180, 45496, 48598, 56870, 61852, 72380, 77315, 79618, 88360, 97196, 113740, 121495, 123704, 144760, 154630, 159236, 170093, 194392, 199045, 227480, 242990, 267289, 309260, 318472, 340186, 398090, 485980, 534578, 618520, 680372, 796180, 850465, 971960, 1069156, 1336445, 1360744, 1592360, 1700930, 1871023, 2138312, 2672890, 3401860, 3742046, 5345780, 6803720, 7484092, 9355115, 10691560, 14968184, 18710230, 37420460, 74840920]

約数ペア:

[(1, 74840920), (2, 37420460), (4, 18710230), (5, 14968184), (7, 10691560), (8, 9355115), (10, 7484092), (11, 6803720), (14, 5345780), (20, 3742046), (22, 3401860), (28, 2672890), (35, 2138312), (40, 1871023), (44, 1700930), (47, 1592360), (55, 1360744), (56, 1336445), (70, 1069156), (77, 971960), (88, 850465), (94, 796180), (110, 680372), (121, 618520), (140, 534578), (154, 485980), (188, 398090), (220, 340186), (235, 318472), (242, 309260), (280, 267289), (308, 242990), (329, 227480), (376, 199045), (385, 194392), (440, 170093), (470, 159236), (484, 154630), (517, 144760), (605, 123704), (616, 121495), (658, 113740), (770, 97196), (847, 88360), (940, 79618), (968, 77315), (1034, 72380), (1210, 61852), (1316, 56870), (1540, 48598), (1645, 45496), (1694, 44180), (1880, 39809), (2068, 36190), (2209, 33880), (2420, 30926), (2585, 28952), (2632, 28435), (3080, 24299), (3290, 22748), (3388, 22090), (3619, 20680), (4136, 18095), (4235, 17672), (4418, 16940), (4840, 15463), (5170, 14476), (5687, 13160), (6580, 11374), (6776, 11045), (7238, 10340), (8470, 8836)]