128904960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{33569}}^1$

素因数の和:33593

約数の個数: 72

約数和(自身を含む): 411702480

約数和(自身を除く): 282797520

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, 640, 768, 960, 1280, 1920, 3840, 33569, 67138, 100707, 134276, 167845, 201414, 268552, 335690, 402828, 503535, 537104, 671380, 805656, 1007070, 1074208, 1342760, 1611312, 2014140, 2148416, 2685520, 3222624, 4028280, 4296832, 5371040, 6445248, 8056560, 8593664, 10742080, 12890496, 16113120, 21484160, 25780992, 32226240, 42968320, 64452480, 128904960]

約数ペア:

[(1, 128904960), (2, 64452480), (3, 42968320), (4, 32226240), (5, 25780992), (6, 21484160), (8, 16113120), (10, 12890496), (12, 10742080), (15, 8593664), (16, 8056560), (20, 6445248), (24, 5371040), (30, 4296832), (32, 4028280), (40, 3222624), (48, 2685520), (60, 2148416), (64, 2014140), (80, 1611312), (96, 1342760), (120, 1074208), (128, 1007070), (160, 805656), (192, 671380), (240, 537104), (256, 503535), (320, 402828), (384, 335690), (480, 268552), (640, 201414), (768, 167845), (960, 134276), (1280, 100707), (1920, 67138), (3840, 33569)]