247944960

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{21523}}^1$

素因数の和:21550

約数の個数: 108

約数和(自身を含む): 857903592

約数和(自身を除く): 609958632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 21523, 43046, 64569, 86092, 107615, 129138, 172184, 193707, 215230, 258276, 322845, 344368, 387414, 430460, 516552, 645690, 688736, 774828, 860920, 968535, 1033104, 1291380, 1377472, 1549656, 1721840, 1937070, 2066208, 2582760, 2754944, 3099312, 3443680, 3874140, 4132416, 5165520, 5509888, 6198624, 6887360, 7748280, 8264832, 10331040, 12397248, 13774720, 15496560, 16529664, 20662080, 24794496, 27549440, 30993120, 41324160, 49588992, 61986240, 82648320, 123972480, 247944960]

約数ペア:

[(1, 247944960), (2, 123972480), (3, 82648320), (4, 61986240), (5, 49588992), (6, 41324160), (8, 30993120), (9, 27549440), (10, 24794496), (12, 20662080), (15, 16529664), (16, 15496560), (18, 13774720), (20, 12397248), (24, 10331040), (30, 8264832), (32, 7748280), (36, 6887360), (40, 6198624), (45, 5509888), (48, 5165520), (60, 4132416), (64, 3874140), (72, 3443680), (80, 3099312), (90, 2754944), (96, 2582760), (120, 2066208), (128, 1937070), (144, 1721840), (160, 1549656), (180, 1377472), (192, 1291380), (240, 1033104), (256, 968535), (288, 860920), (320, 774828), (360, 688736), (384, 645690), (480, 516552), (576, 430460), (640, 387414), (720, 344368), (768, 322845), (960, 258276), (1152, 215230), (1280, 193707), (1440, 172184), (1920, 129138), (2304, 107615), (2880, 86092), (3840, 64569), (5760, 43046), (11520, 21523)]