1999687680

素因数分解:

$2^{12}\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:625

約数の個数: 312

約数和(自身を含む): 7308993120

約数和(自身を除く): 5309305440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 512, 570, 571, 576, 608, 640, 684, 720, 760, 768, 855, 912, 960, 1024, 1140, 1142, 1152, 1216, 1280, 1368, 1440, 1520, 1536, 1710, 1713, 1824, 1920, 2048, 2280, 2284, 2304, 2432, 2560, 2736, 2855, 2880, 3040, 3072, 3420, 3426, 3648, 3840, 4096, 4560, 4568, 4608, 4864, 5120, 5139, 5472, 5710, 5760, 6080, 6144, 6840, 6852, 7296, 7680, 8565, 9120, 9136, 9216, 9728, 10240, 10278, 10849, 10944, 11420, 11520, 12160, 12288, 13680, 13704, 14592, 15360, 17130, 18240, 18272, 18432, 19456, 20480, 20556, 21698, 21888, 22840, 23040, 24320, 25695, 27360, 27408, 29184, 30720, 32547, 34260, 36480, 36544, 36864, 38912, 41112, 43396, 43776, 45680, 46080, 48640, 51390, 54245, 54720, 54816, 58368, 61440, 65094, 68520, 72960, 73088, 77824, 82224, 86792, 87552, 91360, 92160, 97280, 97641, 102780, 108490, 109440, 109632, 116736, 130188, 137040, 145920, 146176, 162735, 164448, 173584, 175104, 182720, 184320, 194560, 195282, 205560, 216980, 218880, 219264, 233472, 260376, 274080, 291840, 292352, 325470, 328896, 347168, 350208, 365440, 389120, 390564, 411120, 433960, 437760, 438528, 488205, 520752, 548160, 583680, 584704, 650940, 657792, 694336, 700416, 730880, 781128, 822240, 867920, 875520, 877056, 976410, 1041504, 1096320, 1167360, 1169408, 1301880, 1315584, 1388672, 1461760, 1562256, 1644480, 1735840, 1751040, 1754112, 1952820, 2083008, 2192640, 2338816, 2603760, 2631168, 2777344, 2923520, 3124512, 3288960, 3471680, 3502080, 3508224, 3905640, 4166016, 4385280, 5207520, 5262336, 5554688, 5847040, 6249024, 6577920, 6943360, 7016448, 7811280, 8332032, 8770560, 10415040, 10524672, 11109376, 11694080, 12498048, 13155840, 13886720, 15622560, 16664064, 17541120, 20830080, 21049344, 22218752, 24996096, 26311680, 27773440, 31245120, 33328128, 35082240, 41660160, 44437504, 49992192, 52623360, 55546880, 62490240, 66656256, 83320320, 99984384, 105246720, 111093760, 124980480, 133312512, 166640640, 199968768, 222187520, 249960960, 333281280, 399937536, 499921920, 666562560, 999843840, 1999687680]

約数ペア:

[(1, 1999687680), (2, 999843840), (3, 666562560), (4, 499921920), (5, 399937536), (6, 333281280), (8, 249960960), (9, 222187520), (10, 199968768), (12, 166640640), (15, 133312512), (16, 124980480), (18, 111093760), (19, 105246720), (20, 99984384), (24, 83320320), (30, 66656256), (32, 62490240), (36, 55546880), (38, 52623360), (40, 49992192), (45, 44437504), (48, 41660160), (57, 35082240), (60, 33328128), (64, 31245120), (72, 27773440), (76, 26311680), (80, 24996096), (90, 22218752), (95, 21049344), (96, 20830080), (114, 17541120), (120, 16664064), (128, 15622560), (144, 13886720), (152, 13155840), (160, 12498048), (171, 11694080), (180, 11109376), (190, 10524672), (192, 10415040), (228, 8770560), (240, 8332032), (256, 7811280), (285, 7016448), (288, 6943360), (304, 6577920), (320, 6249024), (342, 5847040), (360, 5554688), (380, 5262336), (384, 5207520), (456, 4385280), (480, 4166016), (512, 3905640), (570, 3508224), (571, 3502080), (576, 3471680), (608, 3288960), (640, 3124512), (684, 2923520), (720, 2777344), (760, 2631168), (768, 2603760), (855, 2338816), (912, 2192640), (960, 2083008), (1024, 1952820), (1140, 1754112), (1142, 1751040), (1152, 1735840), (1216, 1644480), (1280, 1562256), (1368, 1461760), (1440, 1388672), (1520, 1315584), (1536, 1301880), (1710, 1169408), (1713, 1167360), (1824, 1096320), (1920, 1041504), (2048, 976410), (2280, 877056), (2284, 875520), (2304, 867920), (2432, 822240), (2560, 781128), (2736, 730880), (2855, 700416), (2880, 694336), (3040, 657792), (3072, 650940), (3420, 584704), (3426, 583680), (3648, 548160), (3840, 520752), (4096, 488205), (4560, 438528), (4568, 437760), (4608, 433960), (4864, 411120), (5120, 390564), (5139, 389120), (5472, 365440), (5710, 350208), (5760, 347168), (6080, 328896), (6144, 325470), (6840, 292352), (6852, 291840), (7296, 274080), (7680, 260376), (8565, 233472), (9120, 219264), (9136, 218880), (9216, 216980), (9728, 205560), (10240, 195282), (10278, 194560), (10849, 184320), (10944, 182720), (11420, 175104), (11520, 173584), (12160, 164448), (12288, 162735), (13680, 146176), (13704, 145920), (14592, 137040), (15360, 130188), (17130, 116736), (18240, 109632), (18272, 109440), (18432, 108490), (19456, 102780), (20480, 97641), (20556, 97280), (21698, 92160), (21888, 91360), (22840, 87552), (23040, 86792), (24320, 82224), (25695, 77824), (27360, 73088), (27408, 72960), (29184, 68520), (30720, 65094), (32547, 61440), (34260, 58368), (36480, 54816), (36544, 54720), (36864, 54245), (38912, 51390), (41112, 48640), (43396, 46080), (43776, 45680)]