80471520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:138

約数の個数: 288

約数和(自身を含む): 297198720

約数和(自身を除く): 216727200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 41, 45, 47, 48, 58, 60, 72, 80, 82, 87, 90, 94, 96, 116, 120, 123, 141, 144, 145, 160, 164, 174, 180, 188, 205, 232, 235, 240, 246, 261, 282, 288, 290, 328, 348, 360, 369, 376, 410, 423, 435, 464, 470, 480, 492, 522, 564, 580, 615, 656, 696, 705, 720, 738, 752, 820, 846, 870, 928, 940, 984, 1044, 1128, 1160, 1189, 1230, 1305, 1312, 1363, 1392, 1410, 1440, 1476, 1504, 1640, 1692, 1740, 1845, 1880, 1927, 1968, 2088, 2115, 2256, 2320, 2378, 2460, 2610, 2726, 2784, 2820, 2952, 3280, 3384, 3480, 3567, 3690, 3760, 3854, 3936, 4089, 4176, 4230, 4512, 4640, 4756, 4920, 5220, 5452, 5640, 5781, 5904, 5945, 6560, 6768, 6815, 6960, 7134, 7380, 7520, 7708, 8178, 8352, 8460, 9512, 9635, 9840, 10440, 10701, 10904, 11280, 11562, 11808, 11890, 12267, 13536, 13630, 13920, 14268, 14760, 15416, 16356, 16920, 17343, 17835, 19024, 19270, 19680, 20445, 20880, 21402, 21808, 22560, 23124, 23780, 24534, 27260, 28536, 28905, 29520, 30832, 32712, 33840, 34686, 35670, 38048, 38540, 40890, 41760, 42804, 43616, 46248, 47560, 49068, 53505, 54520, 55883, 57072, 57810, 59040, 61335, 61664, 65424, 67680, 69372, 71340, 77080, 81780, 85608, 86715, 92496, 95120, 98136, 107010, 109040, 111766, 114144, 115620, 122670, 130848, 138744, 142680, 154160, 163560, 167649, 171216, 173430, 184992, 190240, 196272, 214020, 218080, 223532, 231240, 245340, 277488, 279415, 285360, 308320, 327120, 335298, 342432, 346860, 392544, 428040, 447064, 462480, 490680, 502947, 554976, 558830, 570720, 654240, 670596, 693720, 838245, 856080, 894128, 924960, 981360, 1005894, 1117660, 1341192, 1387440, 1676490, 1712160, 1788256, 1962720, 2011788, 2235320, 2514735, 2682384, 2774880, 3352980, 4023576, 4470640, 5029470, 5364768, 6705960, 8047152, 8941280, 10058940, 13411920, 16094304, 20117880, 26823840, 40235760, 80471520]

約数ペア:

[(1, 80471520), (2, 40235760), (3, 26823840), (4, 20117880), (5, 16094304), (6, 13411920), (8, 10058940), (9, 8941280), (10, 8047152), (12, 6705960), (15, 5364768), (16, 5029470), (18, 4470640), (20, 4023576), (24, 3352980), (29, 2774880), (30, 2682384), (32, 2514735), (36, 2235320), (40, 2011788), (41, 1962720), (45, 1788256), (47, 1712160), (48, 1676490), (58, 1387440), (60, 1341192), (72, 1117660), (80, 1005894), (82, 981360), (87, 924960), (90, 894128), (94, 856080), (96, 838245), (116, 693720), (120, 670596), (123, 654240), (141, 570720), (144, 558830), (145, 554976), (160, 502947), (164, 490680), (174, 462480), (180, 447064), (188, 428040), (205, 392544), (232, 346860), (235, 342432), (240, 335298), (246, 327120), (261, 308320), (282, 285360), (288, 279415), (290, 277488), (328, 245340), (348, 231240), (360, 223532), (369, 218080), (376, 214020), (410, 196272), (423, 190240), (435, 184992), (464, 173430), (470, 171216), (480, 167649), (492, 163560), (522, 154160), (564, 142680), (580, 138744), (615, 130848), (656, 122670), (696, 115620), (705, 114144), (720, 111766), (738, 109040), (752, 107010), (820, 98136), (846, 95120), (870, 92496), (928, 86715), (940, 85608), (984, 81780), (1044, 77080), (1128, 71340), (1160, 69372), (1189, 67680), (1230, 65424), (1305, 61664), (1312, 61335), (1363, 59040), (1392, 57810), (1410, 57072), (1440, 55883), (1476, 54520), (1504, 53505), (1640, 49068), (1692, 47560), (1740, 46248), (1845, 43616), (1880, 42804), (1927, 41760), (1968, 40890), (2088, 38540), (2115, 38048), (2256, 35670), (2320, 34686), (2378, 33840), (2460, 32712), (2610, 30832), (2726, 29520), (2784, 28905), (2820, 28536), (2952, 27260), (3280, 24534), (3384, 23780), (3480, 23124), (3567, 22560), (3690, 21808), (3760, 21402), (3854, 20880), (3936, 20445), (4089, 19680), (4176, 19270), (4230, 19024), (4512, 17835), (4640, 17343), (4756, 16920), (4920, 16356), (5220, 15416), (5452, 14760), (5640, 14268), (5781, 13920), (5904, 13630), (5945, 13536), (6560, 12267), (6768, 11890), (6815, 11808), (6960, 11562), (7134, 11280), (7380, 10904), (7520, 10701), (7708, 10440), (8178, 9840), (8352, 9635), (8460, 9512)]