281365248

素因数分解:

$2^8\times 3^1\times {\mathrm{443}}^1\times {\mathrm{827}}^1$

素因数の和:1289

約数の個数: 72

約数和(自身を含む): 751439808

約数和(自身を除く): 470074560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 443, 768, 827, 886, 1329, 1654, 1772, 2481, 2658, 3308, 3544, 4962, 5316, 6616, 7088, 9924, 10632, 13232, 14176, 19848, 21264, 26464, 28352, 39696, 42528, 52928, 56704, 79392, 85056, 105856, 113408, 158784, 170112, 211712, 317568, 340224, 366361, 635136, 732722, 1099083, 1465444, 2198166, 2930888, 4396332, 5861776, 8792664, 11723552, 17585328, 23447104, 35170656, 46894208, 70341312, 93788416, 140682624, 281365248]

約数ペア:

[(1, 281365248), (2, 140682624), (3, 93788416), (4, 70341312), (6, 46894208), (8, 35170656), (12, 23447104), (16, 17585328), (24, 11723552), (32, 8792664), (48, 5861776), (64, 4396332), (96, 2930888), (128, 2198166), (192, 1465444), (256, 1099083), (384, 732722), (443, 635136), (768, 366361), (827, 340224), (886, 317568), (1329, 211712), (1654, 170112), (1772, 158784), (2481, 113408), (2658, 105856), (3308, 85056), (3544, 79392), (4962, 56704), (5316, 52928), (6616, 42528), (7088, 39696), (9924, 28352), (10632, 26464), (13232, 21264), (14176, 19848)]