256520304

素因数分解:

$2^4\times 3^3\times {\mathrm{229}}^1\times {\mathrm{2593}}^1$

素因数の和:2839

約数の個数: 80

約数和(自身を含む): 739808800

約数和(自身を除く): 483288496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 229, 432, 458, 687, 916, 1374, 1832, 2061, 2593, 2748, 3664, 4122, 5186, 5496, 6183, 7779, 8244, 10372, 10992, 12366, 15558, 16488, 20744, 23337, 24732, 31116, 32976, 41488, 46674, 49464, 62232, 70011, 93348, 98928, 124464, 140022, 186696, 280044, 373392, 560088, 593797, 1120176, 1187594, 1781391, 2375188, 3562782, 4750376, 5344173, 7125564, 9500752, 10688346, 14251128, 16032519, 21376692, 28502256, 32065038, 42753384, 64130076, 85506768, 128260152, 256520304]

約数ペア:

[(1, 256520304), (2, 128260152), (3, 85506768), (4, 64130076), (6, 42753384), (8, 32065038), (9, 28502256), (12, 21376692), (16, 16032519), (18, 14251128), (24, 10688346), (27, 9500752), (36, 7125564), (48, 5344173), (54, 4750376), (72, 3562782), (108, 2375188), (144, 1781391), (216, 1187594), (229, 1120176), (432, 593797), (458, 560088), (687, 373392), (916, 280044), (1374, 186696), (1832, 140022), (2061, 124464), (2593, 98928), (2748, 93348), (3664, 70011), (4122, 62232), (5186, 49464), (5496, 46674), (6183, 41488), (7779, 32976), (8244, 31116), (10372, 24732), (10992, 23337), (12366, 20744), (15558, 16488)]