280015488

素因数分解:

$2^7\times 3^3\times {\mathrm{81023}}^1$

素因数の和:81046

約数の個数: 64

約数和(自身を含む): 826444800

約数和(自身を除く): 546429312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 864, 1152, 1728, 3456, 81023, 162046, 243069, 324092, 486138, 648184, 729207, 972276, 1296368, 1458414, 1944552, 2187621, 2592736, 2916828, 3889104, 4375242, 5185472, 5833656, 7778208, 8750484, 10370944, 11667312, 15556416, 17500968, 23334624, 31112832, 35001936, 46669248, 70003872, 93338496, 140007744, 280015488]

約数ペア:

[(1, 280015488), (2, 140007744), (3, 93338496), (4, 70003872), (6, 46669248), (8, 35001936), (9, 31112832), (12, 23334624), (16, 17500968), (18, 15556416), (24, 11667312), (27, 10370944), (32, 8750484), (36, 7778208), (48, 5833656), (54, 5185472), (64, 4375242), (72, 3889104), (96, 2916828), (108, 2592736), (128, 2187621), (144, 1944552), (192, 1458414), (216, 1296368), (288, 972276), (384, 729207), (432, 648184), (576, 486138), (864, 324092), (1152, 243069), (1728, 162046), (3456, 81023)]