1387851648

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:245

約数の個数: 256

約数和(自身を含む): 4107939840

約数和(自身を除く): 2720088192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 31, 32, 37, 46, 48, 62, 64, 69, 74, 92, 93, 96, 111, 124, 128, 137, 138, 148, 184, 186, 192, 222, 248, 274, 276, 296, 368, 372, 384, 411, 444, 496, 548, 552, 592, 713, 736, 744, 822, 851, 888, 992, 1096, 1104, 1147, 1184, 1426, 1472, 1488, 1644, 1702, 1776, 1984, 2139, 2192, 2208, 2294, 2368, 2553, 2852, 2944, 2976, 3151, 3288, 3404, 3441, 3552, 3968, 4247, 4278, 4384, 4416, 4588, 4736, 5069, 5106, 5704, 5952, 6302, 6576, 6808, 6882, 7104, 8494, 8556, 8768, 8832, 9176, 9453, 10138, 10212, 11408, 11904, 12604, 12741, 13152, 13616, 13764, 14208, 15207, 16988, 17112, 17536, 18352, 18906, 20276, 20424, 22816, 25208, 25482, 26304, 26381, 27232, 27528, 30414, 33976, 34224, 36704, 37812, 40552, 40848, 45632, 50416, 50964, 52608, 52762, 54464, 55056, 60828, 67952, 68448, 73408, 75624, 79143, 81104, 81696, 91264, 97681, 100832, 101928, 105524, 108928, 110112, 116587, 121656, 135904, 136896, 146816, 151248, 157139, 158286, 162208, 163392, 195362, 201664, 203856, 211048, 220224, 233174, 243312, 271808, 273792, 293043, 302496, 314278, 316572, 324416, 326784, 349761, 390724, 403328, 407712, 422096, 440448, 466348, 471417, 486624, 543616, 586086, 604992, 628556, 633144, 648832, 699522, 781448, 815424, 844192, 932696, 942834, 973248, 1172172, 1209984, 1257112, 1266288, 1399044, 1562896, 1630848, 1688384, 1865392, 1885668, 1946496, 2344344, 2514224, 2532576, 2798088, 3125792, 3376768, 3614197, 3730784, 3771336, 4688688, 5028448, 5065152, 5596176, 6251584, 7228394, 7461568, 7542672, 9377376, 10056896, 10130304, 10842591, 11192352, 12503168, 14456788, 14923136, 15085344, 18754752, 20113792, 21685182, 22384704, 28913576, 30170688, 37509504, 43370364, 44769408, 57827152, 60341376, 86740728, 115654304, 173481456, 231308608, 346962912, 462617216, 693925824, 1387851648]

約数ペア:

[(1, 1387851648), (2, 693925824), (3, 462617216), (4, 346962912), (6, 231308608), (8, 173481456), (12, 115654304), (16, 86740728), (23, 60341376), (24, 57827152), (31, 44769408), (32, 43370364), (37, 37509504), (46, 30170688), (48, 28913576), (62, 22384704), (64, 21685182), (69, 20113792), (74, 18754752), (92, 15085344), (93, 14923136), (96, 14456788), (111, 12503168), (124, 11192352), (128, 10842591), (137, 10130304), (138, 10056896), (148, 9377376), (184, 7542672), (186, 7461568), (192, 7228394), (222, 6251584), (248, 5596176), (274, 5065152), (276, 5028448), (296, 4688688), (368, 3771336), (372, 3730784), (384, 3614197), (411, 3376768), (444, 3125792), (496, 2798088), (548, 2532576), (552, 2514224), (592, 2344344), (713, 1946496), (736, 1885668), (744, 1865392), (822, 1688384), (851, 1630848), (888, 1562896), (992, 1399044), (1096, 1266288), (1104, 1257112), (1147, 1209984), (1184, 1172172), (1426, 973248), (1472, 942834), (1488, 932696), (1644, 844192), (1702, 815424), (1776, 781448), (1984, 699522), (2139, 648832), (2192, 633144), (2208, 628556), (2294, 604992), (2368, 586086), (2553, 543616), (2852, 486624), (2944, 471417), (2976, 466348), (3151, 440448), (3288, 422096), (3404, 407712), (3441, 403328), (3552, 390724), (3968, 349761), (4247, 326784), (4278, 324416), (4384, 316572), (4416, 314278), (4588, 302496), (4736, 293043), (5069, 273792), (5106, 271808), (5704, 243312), (5952, 233174), (6302, 220224), (6576, 211048), (6808, 203856), (6882, 201664), (7104, 195362), (8494, 163392), (8556, 162208), (8768, 158286), (8832, 157139), (9176, 151248), (9453, 146816), (10138, 136896), (10212, 135904), (11408, 121656), (11904, 116587), (12604, 110112), (12741, 108928), (13152, 105524), (13616, 101928), (13764, 100832), (14208, 97681), (15207, 91264), (16988, 81696), (17112, 81104), (17536, 79143), (18352, 75624), (18906, 73408), (20276, 68448), (20424, 67952), (22816, 60828), (25208, 55056), (25482, 54464), (26304, 52762), (26381, 52608), (27232, 50964), (27528, 50416), (30414, 45632), (33976, 40848), (34224, 40552), (36704, 37812)]