20818480032

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37013}}^1$

素因数の和:37073

約数の個数: 240

約数和(自身を含む): 72232376832

約数和(自身を除く): 51413896800

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 32, 36, 42, 48, 54, 56, 62, 63, 72, 81, 84, 93, 96, 108, 112, 124, 126, 144, 162, 168, 186, 189, 216, 217, 224, 248, 252, 279, 288, 324, 336, 372, 378, 432, 434, 496, 504, 558, 567, 648, 651, 672, 744, 756, 837, 864, 868, 992, 1008, 1116, 1134, 1296, 1302, 1488, 1512, 1674, 1736, 1953, 2016, 2232, 2268, 2511, 2592, 2604, 2976, 3024, 3348, 3472, 3906, 4464, 4536, 5022, 5208, 5859, 6048, 6696, 6944, 7812, 8928, 9072, 10044, 10416, 11718, 13392, 15624, 17577, 18144, 20088, 20832, 23436, 26784, 31248, 35154, 37013, 40176, 46872, 62496, 70308, 74026, 80352, 93744, 111039, 140616, 148052, 187488, 222078, 259091, 281232, 296104, 333117, 444156, 518182, 562464, 592208, 666234, 777273, 888312, 999351, 1036364, 1147403, 1184416, 1332468, 1554546, 1776624, 1998702, 2072728, 2294806, 2331819, 2664936, 2998053, 3109092, 3442209, 3553248, 3997404, 4145456, 4589612, 4663638, 5329872, 5996106, 6218184, 6884418, 6995457, 7994808, 8031821, 8290912, 9179224, 9327276, 10326627, 10659744, 11992212, 12436368, 13768836, 13990914, 15989616, 16063642, 18358448, 18654552, 20653254, 20986371, 23984424, 24095463, 24872736, 27537672, 27981828, 30979881, 31979232, 32127284, 36716896, 37309104, 41306508, 41972742, 47968848, 48190926, 55075344, 55963656, 61959762, 64254568, 72286389, 74618208, 82613016, 83945484, 92939643, 95937696, 96381852, 110150688, 111927312, 123919524, 128509136, 144572778, 165226032, 167890968, 185879286, 192763704, 216859167, 223854624, 247839048, 257018272, 289145556, 330452064, 335781936, 371758572, 385527408, 433718334, 495678096, 578291112, 650577501, 671563872, 743517144, 771054816, 867436668, 991356192, 1156582224, 1301155002, 1487034288, 1734873336, 2313164448, 2602310004, 2974068576, 3469746672, 5204620008, 6939493344, 10409240016, 20818480032]

約数ペア:

[(1, 20818480032), (2, 10409240016), (3, 6939493344), (4, 5204620008), (6, 3469746672), (7, 2974068576), (8, 2602310004), (9, 2313164448), (12, 1734873336), (14, 1487034288), (16, 1301155002), (18, 1156582224), (21, 991356192), (24, 867436668), (27, 771054816), (28, 743517144), (31, 671563872), (32, 650577501), (36, 578291112), (42, 495678096), (48, 433718334), (54, 385527408), (56, 371758572), (62, 335781936), (63, 330452064), (72, 289145556), (81, 257018272), (84, 247839048), (93, 223854624), (96, 216859167), (108, 192763704), (112, 185879286), (124, 167890968), (126, 165226032), (144, 144572778), (162, 128509136), (168, 123919524), (186, 111927312), (189, 110150688), (216, 96381852), (217, 95937696), (224, 92939643), (248, 83945484), (252, 82613016), (279, 74618208), (288, 72286389), (324, 64254568), (336, 61959762), (372, 55963656), (378, 55075344), (432, 48190926), (434, 47968848), (496, 41972742), (504, 41306508), (558, 37309104), (567, 36716896), (648, 32127284), (651, 31979232), (672, 30979881), (744, 27981828), (756, 27537672), (837, 24872736), (864, 24095463), (868, 23984424), (992, 20986371), (1008, 20653254), (1116, 18654552), (1134, 18358448), (1296, 16063642), (1302, 15989616), (1488, 13990914), (1512, 13768836), (1674, 12436368), (1736, 11992212), (1953, 10659744), (2016, 10326627), (2232, 9327276), (2268, 9179224), (2511, 8290912), (2592, 8031821), (2604, 7994808), (2976, 6995457), (3024, 6884418), (3348, 6218184), (3472, 5996106), (3906, 5329872), (4464, 4663638), (4536, 4589612), (5022, 4145456), (5208, 3997404), (5859, 3553248), (6048, 3442209), (6696, 3109092), (6944, 2998053), (7812, 2664936), (8928, 2331819), (9072, 2294806), (10044, 2072728), (10416, 1998702), (11718, 1776624), (13392, 1554546), (15624, 1332468), (17577, 1184416), (18144, 1147403), (20088, 1036364), (20832, 999351), (23436, 888312), (26784, 777273), (31248, 666234), (35154, 592208), (37013, 562464), (40176, 518182), (46872, 444156), (62496, 333117), (70308, 296104), (74026, 281232), (80352, 259091), (93744, 222078), (111039, 187488), (140616, 148052)]