640553472

素因数分解:

$2^9\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1$

素因数の和:108

約数の個数: 360

約数和(自身を含む): 2172045876

約数和(自身を除く): 1531492404

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 37, 39, 48, 51, 52, 64, 68, 72, 74, 78, 96, 102, 104, 111, 117, 128, 136, 144, 148, 153, 156, 192, 204, 208, 221, 222, 234, 256, 272, 288, 289, 296, 306, 312, 333, 384, 408, 416, 442, 444, 468, 481, 512, 544, 576, 578, 592, 612, 624, 629, 663, 666, 768, 816, 832, 867, 884, 888, 936, 962, 1088, 1152, 1156, 1184, 1224, 1248, 1258, 1326, 1332, 1443, 1536, 1632, 1664, 1734, 1768, 1776, 1872, 1887, 1924, 1989, 2176, 2304, 2312, 2368, 2448, 2496, 2516, 2601, 2652, 2664, 2886, 3264, 3328, 3468, 3536, 3552, 3744, 3757, 3774, 3848, 3978, 4329, 4352, 4608, 4624, 4736, 4896, 4992, 5032, 5202, 5304, 5328, 5661, 5772, 6528, 6656, 6936, 7072, 7104, 7488, 7514, 7548, 7696, 7956, 8177, 8658, 8704, 9248, 9472, 9792, 9984, 10064, 10404, 10608, 10656, 10693, 11271, 11322, 11544, 13056, 13872, 14144, 14208, 14976, 15028, 15096, 15392, 15912, 16354, 17316, 18496, 18944, 19584, 19968, 20128, 20808, 21216, 21312, 21386, 22542, 22644, 23088, 24531, 26112, 27744, 28288, 28416, 29952, 30056, 30192, 30784, 31824, 32079, 32708, 33813, 34632, 36992, 39168, 40256, 41616, 42432, 42624, 42772, 45084, 45288, 46176, 49062, 55488, 56576, 56832, 59904, 60112, 60384, 61568, 63648, 64158, 65416, 67626, 69264, 73593, 73984, 78336, 80512, 83232, 84864, 85248, 85544, 90168, 90576, 92352, 96237, 98124, 110976, 113152, 120224, 120768, 123136, 127296, 128316, 130832, 135252, 138528, 139009, 147186, 147968, 161024, 166464, 169728, 170496, 171088, 180336, 181152, 184704, 192474, 196248, 221952, 240448, 241536, 246272, 254592, 256632, 261664, 270504, 277056, 278018, 294372, 322048, 332928, 339456, 342176, 360672, 362304, 369408, 384948, 392496, 417027, 443904, 480896, 483072, 509184, 513264, 523328, 541008, 554112, 556036, 588744, 665856, 684352, 721344, 724608, 738816, 769896, 784992, 834054, 961792, 966144, 1018368, 1026528, 1046656, 1082016, 1108224, 1112072, 1177488, 1251081, 1331712, 1368704, 1442688, 1449216, 1539792, 1569984, 1668108, 1923584, 2053056, 2093312, 2164032, 2216448, 2224144, 2354976, 2502162, 2737408, 2885376, 2898432, 3079584, 3139968, 3336216, 4106112, 4186624, 4328064, 4448288, 4709952, 5004324, 5474816, 5770752, 6159168, 6279936, 6672432, 8212224, 8656128, 8896576, 9419904, 10008648, 12318336, 12559872, 13344864, 16424448, 17312256, 17793152, 18839808, 20017296, 24636672, 26689728, 35586304, 37679616, 40034592, 49273344, 53379456, 71172608, 80069184, 106758912, 160138368, 213517824, 320276736, 640553472]

約数ペア:

[(1, 640553472), (2, 320276736), (3, 213517824), (4, 160138368), (6, 106758912), (8, 80069184), (9, 71172608), (12, 53379456), (13, 49273344), (16, 40034592), (17, 37679616), (18, 35586304), (24, 26689728), (26, 24636672), (32, 20017296), (34, 18839808), (36, 17793152), (37, 17312256), (39, 16424448), (48, 13344864), (51, 12559872), (52, 12318336), (64, 10008648), (68, 9419904), (72, 8896576), (74, 8656128), (78, 8212224), (96, 6672432), (102, 6279936), (104, 6159168), (111, 5770752), (117, 5474816), (128, 5004324), (136, 4709952), (144, 4448288), (148, 4328064), (153, 4186624), (156, 4106112), (192, 3336216), (204, 3139968), (208, 3079584), (221, 2898432), (222, 2885376), (234, 2737408), (256, 2502162), (272, 2354976), (288, 2224144), (289, 2216448), (296, 2164032), (306, 2093312), (312, 2053056), (333, 1923584), (384, 1668108), (408, 1569984), (416, 1539792), (442, 1449216), (444, 1442688), (468, 1368704), (481, 1331712), (512, 1251081), (544, 1177488), (576, 1112072), (578, 1108224), (592, 1082016), (612, 1046656), (624, 1026528), (629, 1018368), (663, 966144), (666, 961792), (768, 834054), (816, 784992), (832, 769896), (867, 738816), (884, 724608), (888, 721344), (936, 684352), (962, 665856), (1088, 588744), (1152, 556036), (1156, 554112), (1184, 541008), (1224, 523328), (1248, 513264), (1258, 509184), (1326, 483072), (1332, 480896), (1443, 443904), (1536, 417027), (1632, 392496), (1664, 384948), (1734, 369408), (1768, 362304), (1776, 360672), (1872, 342176), (1887, 339456), (1924, 332928), (1989, 322048), (2176, 294372), (2304, 278018), (2312, 277056), (2368, 270504), (2448, 261664), (2496, 256632), (2516, 254592), (2601, 246272), (2652, 241536), (2664, 240448), (2886, 221952), (3264, 196248), (3328, 192474), (3468, 184704), (3536, 181152), (3552, 180336), (3744, 171088), (3757, 170496), (3774, 169728), (3848, 166464), (3978, 161024), (4329, 147968), (4352, 147186), (4608, 139009), (4624, 138528), (4736, 135252), (4896, 130832), (4992, 128316), (5032, 127296), (5202, 123136), (5304, 120768), (5328, 120224), (5661, 113152), (5772, 110976), (6528, 98124), (6656, 96237), (6936, 92352), (7072, 90576), (7104, 90168), (7488, 85544), (7514, 85248), (7548, 84864), (7696, 83232), (7956, 80512), (8177, 78336), (8658, 73984), (8704, 73593), (9248, 69264), (9472, 67626), (9792, 65416), (9984, 64158), (10064, 63648), (10404, 61568), (10608, 60384), (10656, 60112), (10693, 59904), (11271, 56832), (11322, 56576), (11544, 55488), (13056, 49062), (13872, 46176), (14144, 45288), (14208, 45084), (14976, 42772), (15028, 42624), (15096, 42432), (15392, 41616), (15912, 40256), (16354, 39168), (17316, 36992), (18496, 34632), (18944, 33813), (19584, 32708), (19968, 32079), (20128, 31824), (20808, 30784), (21216, 30192), (21312, 30056), (21386, 29952), (22542, 28416), (22644, 28288), (23088, 27744), (24531, 26112)]