1998483840

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2029}}^1$

素因数の和:2079

約数の個数: 320

約数和(自身を含む): 7516278000

約数和(自身を除く): 5517794160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 162, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 324, 342, 360, 380, 384, 405, 432, 456, 480, 513, 540, 570, 576, 608, 640, 648, 684, 720, 760, 810, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1216, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1728, 1824, 1920, 2029, 2052, 2160, 2280, 2432, 2565, 2592, 2736, 2880, 3040, 3078, 3240, 3420, 3456, 3648, 4058, 4104, 4320, 4560, 5130, 5184, 5472, 5760, 6080, 6087, 6156, 6480, 6840, 7296, 7695, 8116, 8208, 8640, 9120, 10145, 10260, 10368, 10944, 12160, 12174, 12312, 12960, 13680, 15390, 16232, 16416, 17280, 18240, 18261, 20290, 20520, 21888, 24348, 24624, 25920, 27360, 30435, 30780, 32464, 32832, 36480, 36522, 38551, 40580, 41040, 48696, 49248, 51840, 54720, 54783, 60870, 61560, 64928, 65664, 73044, 77102, 81160, 82080, 91305, 97392, 98496, 109440, 109566, 115653, 121740, 123120, 129856, 146088, 154204, 162320, 164160, 164349, 182610, 192755, 194784, 196992, 219132, 231306, 243480, 246240, 259712, 273915, 292176, 308408, 324640, 328320, 328698, 346959, 365220, 385510, 389568, 438264, 462612, 486960, 492480, 547830, 578265, 584352, 616816, 649280, 657396, 693918, 730440, 771020, 779136, 821745, 876528, 925224, 973920, 984960, 1040877, 1095660, 1156530, 1168704, 1233632, 1298560, 1314792, 1387836, 1460880, 1542040, 1643490, 1734795, 1753056, 1850448, 1947840, 2081754, 2191320, 2313060, 2337408, 2467264, 2629584, 2775672, 2921760, 3084080, 3122631, 3286980, 3469590, 3506112, 3700896, 3895680, 4163508, 4382640, 4626120, 4934528, 5204385, 5259168, 5551344, 5843520, 6168160, 6245262, 6573960, 6939180, 7012224, 7401792, 8327016, 8765280, 9252240, 10408770, 10518336, 11102688, 11687040, 12336320, 12490524, 13147920, 13878360, 14803584, 15613155, 16654032, 17530560, 18504480, 20817540, 21036672, 22205376, 24672640, 24981048, 26295840, 27756720, 31226310, 33308064, 35061120, 37008960, 41635080, 44410752, 49962096, 52591680, 55513440, 62452620, 66616128, 74017920, 83270160, 99924192, 105183360, 111026880, 124905240, 133232256, 166540320, 199848384, 222053760, 249810480, 333080640, 399696768, 499620960, 666161280, 999241920, 1998483840]

約数ペア:

[(1, 1998483840), (2, 999241920), (3, 666161280), (4, 499620960), (5, 399696768), (6, 333080640), (8, 249810480), (9, 222053760), (10, 199848384), (12, 166540320), (15, 133232256), (16, 124905240), (18, 111026880), (19, 105183360), (20, 99924192), (24, 83270160), (27, 74017920), (30, 66616128), (32, 62452620), (36, 55513440), (38, 52591680), (40, 49962096), (45, 44410752), (48, 41635080), (54, 37008960), (57, 35061120), (60, 33308064), (64, 31226310), (72, 27756720), (76, 26295840), (80, 24981048), (81, 24672640), (90, 22205376), (95, 21036672), (96, 20817540), (108, 18504480), (114, 17530560), (120, 16654032), (128, 15613155), (135, 14803584), (144, 13878360), (152, 13147920), (160, 12490524), (162, 12336320), (171, 11687040), (180, 11102688), (190, 10518336), (192, 10408770), (216, 9252240), (228, 8765280), (240, 8327016), (270, 7401792), (285, 7012224), (288, 6939180), (304, 6573960), (320, 6245262), (324, 6168160), (342, 5843520), (360, 5551344), (380, 5259168), (384, 5204385), (405, 4934528), (432, 4626120), (456, 4382640), (480, 4163508), (513, 3895680), (540, 3700896), (570, 3506112), (576, 3469590), (608, 3286980), (640, 3122631), (648, 3084080), (684, 2921760), (720, 2775672), (760, 2629584), (810, 2467264), (855, 2337408), (864, 2313060), (912, 2191320), (960, 2081754), (1026, 1947840), (1080, 1850448), (1140, 1753056), (1152, 1734795), (1216, 1643490), (1296, 1542040), (1368, 1460880), (1440, 1387836), (1520, 1314792), (1539, 1298560), (1620, 1233632), (1710, 1168704), (1728, 1156530), (1824, 1095660), (1920, 1040877), (2029, 984960), (2052, 973920), (2160, 925224), (2280, 876528), (2432, 821745), (2565, 779136), (2592, 771020), (2736, 730440), (2880, 693918), (3040, 657396), (3078, 649280), (3240, 616816), (3420, 584352), (3456, 578265), (3648, 547830), (4058, 492480), (4104, 486960), (4320, 462612), (4560, 438264), (5130, 389568), (5184, 385510), (5472, 365220), (5760, 346959), (6080, 328698), (6087, 328320), (6156, 324640), (6480, 308408), (6840, 292176), (7296, 273915), (7695, 259712), (8116, 246240), (8208, 243480), (8640, 231306), (9120, 219132), (10145, 196992), (10260, 194784), (10368, 192755), (10944, 182610), (12160, 164349), (12174, 164160), (12312, 162320), (12960, 154204), (13680, 146088), (15390, 129856), (16232, 123120), (16416, 121740), (17280, 115653), (18240, 109566), (18261, 109440), (20290, 98496), (20520, 97392), (21888, 91305), (24348, 82080), (24624, 81160), (25920, 77102), (27360, 73044), (30435, 65664), (30780, 64928), (32464, 61560), (32832, 60870), (36480, 54783), (36522, 54720), (38551, 51840), (40580, 49248), (41040, 48696)]