1280796624

素因数分解:

$2^4\times 3^5\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:276

約数の個数: 240

約数和(自身を含む): 3908416512

約数和(自身を除く): 2627619888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 47, 48, 54, 72, 81, 86, 94, 108, 129, 141, 144, 162, 163, 172, 188, 216, 243, 258, 282, 324, 326, 344, 376, 387, 423, 432, 486, 489, 516, 564, 648, 652, 688, 752, 774, 846, 972, 978, 1032, 1128, 1161, 1269, 1296, 1304, 1467, 1548, 1692, 1944, 1956, 2021, 2064, 2256, 2322, 2538, 2608, 2934, 3096, 3384, 3483, 3807, 3888, 3912, 4042, 4401, 4644, 5076, 5868, 6063, 6192, 6768, 6966, 7009, 7614, 7661, 7824, 8084, 8802, 9288, 10152, 10449, 11421, 11736, 12126, 13203, 13932, 14018, 15228, 15322, 16168, 17604, 18189, 18576, 20304, 20898, 21027, 22842, 22983, 23472, 24252, 26406, 27864, 28036, 30456, 30644, 32336, 35208, 36378, 39609, 41796, 42054, 45684, 45966, 48504, 52812, 54567, 55728, 56072, 60912, 61288, 63081, 68949, 70416, 72756, 79218, 83592, 84108, 91368, 91932, 97008, 105624, 109134, 112144, 122576, 126162, 137898, 145512, 158436, 163701, 167184, 168216, 182736, 183864, 189243, 206847, 211248, 218268, 252324, 275796, 291024, 316872, 327402, 329423, 336432, 367728, 378486, 413694, 436536, 491103, 504648, 551592, 567729, 620541, 633744, 654804, 658846, 756972, 827388, 873072, 982206, 988269, 1009296, 1103184, 1135458, 1241082, 1309608, 1317692, 1513944, 1654776, 1703187, 1861623, 1964412, 1976538, 2270916, 2482164, 2619216, 2635384, 2964807, 3027888, 3309552, 3406374, 3723246, 3928824, 3953076, 4541832, 4964328, 5270768, 5929614, 6812748, 7446492, 7857648, 7906152, 8894421, 9083664, 9928656, 11859228, 13625496, 14892984, 15812304, 17788842, 23718456, 26683263, 27250992, 29785968, 35577684, 47436912, 53366526, 71155368, 80049789, 106733052, 142310736, 160099578, 213466104, 320199156, 426932208, 640398312, 1280796624]

約数ペア:

[(1, 1280796624), (2, 640398312), (3, 426932208), (4, 320199156), (6, 213466104), (8, 160099578), (9, 142310736), (12, 106733052), (16, 80049789), (18, 71155368), (24, 53366526), (27, 47436912), (36, 35577684), (43, 29785968), (47, 27250992), (48, 26683263), (54, 23718456), (72, 17788842), (81, 15812304), (86, 14892984), (94, 13625496), (108, 11859228), (129, 9928656), (141, 9083664), (144, 8894421), (162, 7906152), (163, 7857648), (172, 7446492), (188, 6812748), (216, 5929614), (243, 5270768), (258, 4964328), (282, 4541832), (324, 3953076), (326, 3928824), (344, 3723246), (376, 3406374), (387, 3309552), (423, 3027888), (432, 2964807), (486, 2635384), (489, 2619216), (516, 2482164), (564, 2270916), (648, 1976538), (652, 1964412), (688, 1861623), (752, 1703187), (774, 1654776), (846, 1513944), (972, 1317692), (978, 1309608), (1032, 1241082), (1128, 1135458), (1161, 1103184), (1269, 1009296), (1296, 988269), (1304, 982206), (1467, 873072), (1548, 827388), (1692, 756972), (1944, 658846), (1956, 654804), (2021, 633744), (2064, 620541), (2256, 567729), (2322, 551592), (2538, 504648), (2608, 491103), (2934, 436536), (3096, 413694), (3384, 378486), (3483, 367728), (3807, 336432), (3888, 329423), (3912, 327402), (4042, 316872), (4401, 291024), (4644, 275796), (5076, 252324), (5868, 218268), (6063, 211248), (6192, 206847), (6768, 189243), (6966, 183864), (7009, 182736), (7614, 168216), (7661, 167184), (7824, 163701), (8084, 158436), (8802, 145512), (9288, 137898), (10152, 126162), (10449, 122576), (11421, 112144), (11736, 109134), (12126, 105624), (13203, 97008), (13932, 91932), (14018, 91368), (15228, 84108), (15322, 83592), (16168, 79218), (17604, 72756), (18189, 70416), (18576, 68949), (20304, 63081), (20898, 61288), (21027, 60912), (22842, 56072), (22983, 55728), (23472, 54567), (24252, 52812), (26406, 48504), (27864, 45966), (28036, 45684), (30456, 42054), (30644, 41796), (32336, 39609), (35208, 36378)]