254138880

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{33091}}^1$

素因数の和:33117

約数の個数: 80

約数和(自身を含む): 812474784

約数和(自身を除く): 558335904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 33091, 66182, 99273, 132364, 165455, 198546, 264728, 330910, 397092, 496365, 529456, 661820, 794184, 992730, 1058912, 1323640, 1588368, 1985460, 2117824, 2647280, 3176736, 3970920, 4235648, 5294560, 6353472, 7941840, 8471296, 10589120, 12706944, 15883680, 16942592, 21178240, 25413888, 31767360, 42356480, 50827776, 63534720, 84712960, 127069440, 254138880]

約数ペア:

[(1, 254138880), (2, 127069440), (3, 84712960), (4, 63534720), (5, 50827776), (6, 42356480), (8, 31767360), (10, 25413888), (12, 21178240), (15, 16942592), (16, 15883680), (20, 12706944), (24, 10589120), (30, 8471296), (32, 7941840), (40, 6353472), (48, 5294560), (60, 4235648), (64, 3970920), (80, 3176736), (96, 2647280), (120, 2117824), (128, 1985460), (160, 1588368), (192, 1323640), (240, 1058912), (256, 992730), (320, 794184), (384, 661820), (480, 529456), (512, 496365), (640, 397092), (768, 330910), (960, 264728), (1280, 198546), (1536, 165455), (1920, 132364), (2560, 99273), (3840, 66182), (7680, 33091)]