255651552

素因数分解:

$2^5\times 3^7\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:325

約数の個数: 192

約数和(自身を含む): 815814720

約数和(自身を除く): 560163168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 81, 96, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 281, 288, 312, 324, 351, 416, 432, 468, 486, 562, 624, 648, 702, 729, 843, 864, 936, 972, 1053, 1124, 1248, 1296, 1404, 1458, 1686, 1872, 1944, 2106, 2187, 2248, 2529, 2592, 2808, 2916, 3159, 3372, 3653, 3744, 3888, 4212, 4374, 4496, 5058, 5616, 5832, 6318, 6744, 7306, 7587, 7776, 8424, 8748, 8992, 9477, 10116, 10959, 11232, 11664, 12636, 13488, 14612, 15174, 16848, 17496, 18954, 20232, 21918, 22761, 23328, 25272, 26976, 28431, 29224, 30348, 32877, 33696, 34992, 37908, 40464, 43836, 45522, 50544, 56862, 58448, 60696, 65754, 68283, 69984, 75816, 80928, 87672, 91044, 98631, 101088, 113724, 116896, 121392, 131508, 136566, 151632, 175344, 182088, 197262, 204849, 227448, 242784, 263016, 273132, 295893, 303264, 350688, 364176, 394524, 409698, 454896, 526032, 546264, 591786, 614547, 728352, 789048, 819396, 887679, 909792, 1052064, 1092528, 1183572, 1229094, 1578096, 1638792, 1775358, 2185056, 2367144, 2458188, 2663037, 3156192, 3277584, 3550716, 4734288, 4916376, 5326074, 6555168, 7101432, 7989111, 9468576, 9832752, 10652148, 14202864, 15978222, 19665504, 21304296, 28405728, 31956444, 42608592, 63912888, 85217184, 127825776, 255651552]

約数ペア:

[(1, 255651552), (2, 127825776), (3, 85217184), (4, 63912888), (6, 42608592), (8, 31956444), (9, 28405728), (12, 21304296), (13, 19665504), (16, 15978222), (18, 14202864), (24, 10652148), (26, 9832752), (27, 9468576), (32, 7989111), (36, 7101432), (39, 6555168), (48, 5326074), (52, 4916376), (54, 4734288), (72, 3550716), (78, 3277584), (81, 3156192), (96, 2663037), (104, 2458188), (108, 2367144), (117, 2185056), (144, 1775358), (156, 1638792), (162, 1578096), (208, 1229094), (216, 1183572), (234, 1092528), (243, 1052064), (281, 909792), (288, 887679), (312, 819396), (324, 789048), (351, 728352), (416, 614547), (432, 591786), (468, 546264), (486, 526032), (562, 454896), (624, 409698), (648, 394524), (702, 364176), (729, 350688), (843, 303264), (864, 295893), (936, 273132), (972, 263016), (1053, 242784), (1124, 227448), (1248, 204849), (1296, 197262), (1404, 182088), (1458, 175344), (1686, 151632), (1872, 136566), (1944, 131508), (2106, 121392), (2187, 116896), (2248, 113724), (2529, 101088), (2592, 98631), (2808, 91044), (2916, 87672), (3159, 80928), (3372, 75816), (3653, 69984), (3744, 68283), (3888, 65754), (4212, 60696), (4374, 58448), (4496, 56862), (5058, 50544), (5616, 45522), (5832, 43836), (6318, 40464), (6744, 37908), (7306, 34992), (7587, 33696), (7776, 32877), (8424, 30348), (8748, 29224), (8992, 28431), (9477, 26976), (10116, 25272), (10959, 23328), (11232, 22761), (11664, 21918), (12636, 20232), (13488, 18954), (14612, 17496), (15174, 16848)]