18741381120

素因数分解:

$2^{11}\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 1152

約数和(自身を含む): 85857408000

約数和(自身を除く): 67116026880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 19, 20, 21, 22, 24, 28, 30, 32, 33, 35, 36, 38, 40, 42, 44, 45, 48, 55, 56, 57, 60, 63, 64, 66, 70, 72, 76, 77, 80, 84, 88, 90, 95, 96, 99, 105, 110, 112, 114, 120, 126, 128, 132, 133, 139, 140, 144, 152, 154, 160, 165, 168, 171, 176, 180, 190, 192, 198, 209, 210, 220, 224, 228, 231, 240, 252, 256, 264, 266, 278, 280, 285, 288, 304, 308, 315, 320, 330, 336, 342, 352, 360, 380, 384, 385, 396, 399, 417, 418, 420, 440, 448, 456, 462, 480, 495, 504, 512, 528, 532, 556, 560, 570, 576, 608, 616, 627, 630, 640, 660, 665, 672, 684, 693, 695, 704, 720, 760, 768, 770, 792, 798, 834, 836, 840, 855, 880, 896, 912, 924, 960, 973, 990, 1008, 1024, 1045, 1056, 1064, 1112, 1120, 1140, 1152, 1155, 1197, 1216, 1232, 1251, 1254, 1260, 1280, 1320, 1330, 1344, 1368, 1386, 1390, 1408, 1440, 1463, 1520, 1529, 1536, 1540, 1584, 1596, 1668, 1672, 1680, 1710, 1760, 1792, 1824, 1848, 1881, 1920, 1946, 1980, 1995, 2016, 2048, 2085, 2090, 2112, 2128, 2224, 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約数ペア:

[(1, 18741381120), (2, 9370690560), (3, 6247127040), (4, 4685345280), (5, 3748276224), (6, 3123563520), (7, 2677340160), (8, 2342672640), (9, 2082375680), (10, 1874138112), (11, 1703761920), (12, 1561781760), (14, 1338670080), (15, 1249425408), (16, 1171336320), (18, 1041187840), (19, 986388480), (20, 937069056), (21, 892446720), (22, 851880960), (24, 780890880), (28, 669335040), (30, 624712704), (32, 585668160), (33, 567920640), (35, 535468032), (36, 520593920), (38, 493194240), (40, 468534528), (42, 446223360), (44, 425940480), (45, 416475136), (48, 390445440), (55, 340752384), (56, 334667520), (57, 328796160), (60, 312356352), (63, 297482240), (64, 292834080), (66, 283960320), (70, 267734016), (72, 260296960), (76, 246597120), (77, 243394560), (80, 234267264), (84, 223111680), (88, 212970240), (90, 208237568), (95, 197277696), (96, 195222720), (99, 189306880), (105, 178489344), (110, 170376192), (112, 167333760), (114, 164398080), (120, 156178176), (126, 148741120), (128, 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