221176656

素因数分解:

$2^4\times 3^5\times {\mathrm{163}}^1\times {\mathrm{349}}^1$

素因数の和:535

約数の個数: 120

約数和(自身を含む): 647701600

約数和(自身を除く): 426524944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 163, 216, 243, 324, 326, 349, 432, 486, 489, 648, 652, 698, 972, 978, 1047, 1296, 1304, 1396, 1467, 1944, 1956, 2094, 2608, 2792, 2934, 3141, 3888, 3912, 4188, 4401, 5584, 5868, 6282, 7824, 8376, 8802, 9423, 11736, 12564, 13203, 16752, 17604, 18846, 23472, 25128, 26406, 28269, 35208, 37692, 39609, 50256, 52812, 56538, 56887, 70416, 75384, 79218, 84807, 105624, 113076, 113774, 150768, 158436, 169614, 170661, 211248, 226152, 227548, 316872, 339228, 341322, 452304, 455096, 511983, 633744, 678456, 682644, 910192, 1023966, 1356912, 1365288, 1535949, 2047932, 2730576, 3071898, 4095864, 4607847, 6143796, 8191728, 9215694, 12287592, 13823541, 18431388, 24575184, 27647082, 36862776, 55294164, 73725552, 110588328, 221176656]

約数ペア:

[(1, 221176656), (2, 110588328), (3, 73725552), (4, 55294164), (6, 36862776), (8, 27647082), (9, 24575184), (12, 18431388), (16, 13823541), (18, 12287592), (24, 9215694), (27, 8191728), (36, 6143796), (48, 4607847), (54, 4095864), (72, 3071898), (81, 2730576), (108, 2047932), (144, 1535949), (162, 1365288), (163, 1356912), (216, 1023966), (243, 910192), (324, 682644), (326, 678456), (349, 633744), (432, 511983), (486, 455096), (489, 452304), (648, 341322), (652, 339228), (698, 316872), (972, 227548), (978, 226152), (1047, 211248), (1296, 170661), (1304, 169614), (1396, 158436), (1467, 150768), (1944, 113774), (1956, 113076), (2094, 105624), (2608, 84807), (2792, 79218), (2934, 75384), (3141, 70416), (3888, 56887), (3912, 56538), (4188, 52812), (4401, 50256), (5584, 39609), (5868, 37692), (6282, 35208), (7824, 28269), (8376, 26406), (8802, 25128), (9423, 23472), (11736, 18846), (12564, 17604), (13203, 16752)]