21970080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:124

約数の個数: 288

約数和(自身を含む): 87272640

約数和(自身を除く): 65302560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 19, 20, 22, 24, 30, 32, 33, 36, 38, 40, 44, 45, 48, 55, 57, 60, 66, 72, 73, 76, 80, 88, 90, 95, 96, 99, 110, 114, 120, 132, 144, 146, 152, 160, 165, 171, 176, 180, 190, 198, 209, 219, 220, 228, 240, 264, 285, 288, 292, 304, 330, 342, 352, 360, 365, 380, 396, 418, 438, 440, 456, 480, 495, 528, 570, 584, 608, 627, 657, 660, 684, 720, 730, 760, 792, 803, 836, 855, 876, 880, 912, 990, 1045, 1056, 1095, 1140, 1168, 1254, 1314, 1320, 1368, 1387, 1440, 1460, 1520, 1584, 1606, 1672, 1710, 1752, 1760, 1824, 1881, 1980, 2090, 2190, 2280, 2336, 2409, 2508, 2628, 2640, 2736, 2774, 2920, 3040, 3135, 3168, 3212, 3285, 3344, 3420, 3504, 3762, 3960, 4015, 4161, 4180, 4380, 4560, 4818, 5016, 5256, 5280, 5472, 5548, 5840, 6270, 6424, 6570, 6688, 6840, 6935, 7008, 7227, 7524, 7920, 8030, 8322, 8360, 8760, 9120, 9405, 9636, 10032, 10512, 11096, 11680, 12045, 12483, 12540, 12848, 13140, 13680, 13870, 14454, 15048, 15257, 15840, 16060, 16644, 16720, 17520, 18810, 19272, 20064, 20805, 21024, 22192, 24090, 24966, 25080, 25696, 26280, 27360, 27740, 28908, 30096, 30514, 32120, 33288, 33440, 35040, 36135, 37620, 38544, 41610, 44384, 45771, 48180, 49932, 50160, 52560, 55480, 57816, 60192, 61028, 62415, 64240, 66576, 72270, 75240, 76285, 77088, 83220, 91542, 96360, 99864, 100320, 105120, 110960, 115632, 122056, 124830, 128480, 133152, 137313, 144540, 150480, 152570, 166440, 183084, 192720, 199728, 221920, 228855, 231264, 244112, 249660, 274626, 289080, 300960, 305140, 332880, 366168, 385440, 399456, 457710, 488224, 499320, 549252, 578160, 610280, 665760, 686565, 732336, 915420, 998640, 1098504, 1156320, 1220560, 1373130, 1464672, 1830840, 1997280, 2197008, 2441120, 2746260, 3661680, 4394016, 5492520, 7323360, 10985040, 21970080]

約数ペア:

[(1, 21970080), (2, 10985040), (3, 7323360), (4, 5492520), (5, 4394016), (6, 3661680), (8, 2746260), (9, 2441120), (10, 2197008), (11, 1997280), (12, 1830840), (15, 1464672), (16, 1373130), (18, 1220560), (19, 1156320), (20, 1098504), (22, 998640), (24, 915420), (30, 732336), (32, 686565), (33, 665760), (36, 610280), (38, 578160), (40, 549252), (44, 499320), (45, 488224), (48, 457710), (55, 399456), (57, 385440), (60, 366168), (66, 332880), (72, 305140), (73, 300960), (76, 289080), (80, 274626), (88, 249660), (90, 244112), (95, 231264), (96, 228855), (99, 221920), (110, 199728), (114, 192720), (120, 183084), (132, 166440), (144, 152570), (146, 150480), (152, 144540), (160, 137313), (165, 133152), (171, 128480), (176, 124830), (180, 122056), (190, 115632), (198, 110960), (209, 105120), (219, 100320), (220, 99864), (228, 96360), (240, 91542), (264, 83220), (285, 77088), (288, 76285), (292, 75240), (304, 72270), (330, 66576), (342, 64240), (352, 62415), (360, 61028), (365, 60192), (380, 57816), (396, 55480), (418, 52560), (438, 50160), (440, 49932), (456, 48180), (480, 45771), (495, 44384), (528, 41610), (570, 38544), (584, 37620), (608, 36135), (627, 35040), (657, 33440), (660, 33288), (684, 32120), (720, 30514), (730, 30096), (760, 28908), (792, 27740), (803, 27360), (836, 26280), (855, 25696), (876, 25080), (880, 24966), (912, 24090), (990, 22192), (1045, 21024), (1056, 20805), (1095, 20064), (1140, 19272), (1168, 18810), (1254, 17520), (1314, 16720), (1320, 16644), (1368, 16060), (1387, 15840), (1440, 15257), (1460, 15048), (1520, 14454), (1584, 13870), (1606, 13680), (1672, 13140), (1710, 12848), (1752, 12540), (1760, 12483), (1824, 12045), (1881, 11680), (1980, 11096), (2090, 10512), (2190, 10032), (2280, 9636), (2336, 9405), (2409, 9120), (2508, 8760), (2628, 8360), (2640, 8322), (2736, 8030), (2774, 7920), (2920, 7524), (3040, 7227), (3135, 7008), (3168, 6935), (3212, 6840), (3285, 6688), (3344, 6570), (3420, 6424), (3504, 6270), (3762, 5840), (3960, 5548), (4015, 5472), (4161, 5280), (4180, 5256), (4380, 5016), (4560, 4818)]