215512320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{56123}}^1$

素因数の和:56147

約数の個数: 72

約数和(自身を含む): 688304736

約数和(自身を除く): 472792416

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, 56123, 112246, 168369, 224492, 280615, 336738, 448984, 561230, 673476, 841845, 897968, 1122460, 1346952, 1683690, 1795936, 2244920, 2693904, 3367380, 3591872, 4489840, 5387808, 6734760, 7183744, 8979680, 10775616, 13469520, 14367488, 17959360, 21551232, 26939040, 35918720, 43102464, 53878080, 71837440, 107756160, 215512320]

約数ペア:

[(1, 215512320), (2, 107756160), (3, 71837440), (4, 53878080), (5, 43102464), (6, 35918720), (8, 26939040), (10, 21551232), (12, 17959360), (15, 14367488), (16, 13469520), (20, 10775616), (24, 8979680), (30, 7183744), (32, 6734760), (40, 5387808), (48, 4489840), (60, 3591872), (64, 3367380), (80, 2693904), (96, 2244920), (120, 1795936), (128, 1683690), (160, 1346952), (192, 1122460), (240, 897968), (256, 841845), (320, 673476), (384, 561230), (480, 448984), (640, 336738), (768, 280615), (960, 224492), (1280, 168369), (1920, 112246), (3840, 56123)]