21078095360

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2077

約数の個数: 320

約数和(自身を含む): 62790266880

約数和(自身を除く): 41712171520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 56, 62, 64, 70, 76, 80, 95, 112, 124, 128, 133, 140, 152, 155, 160, 190, 217, 224, 248, 256, 266, 280, 304, 310, 320, 380, 434, 448, 496, 512, 532, 560, 589, 608, 620, 640, 665, 760, 868, 896, 992, 1064, 1085, 1120, 1178, 1216, 1240, 1280, 1330, 1520, 1736, 1792, 1984, 1997, 2128, 2170, 2240, 2356, 2432, 2480, 2560, 2660, 2945, 3040, 3472, 3584, 3968, 3994, 4123, 4256, 4340, 4480, 4712, 4864, 4960, 5320, 5890, 6080, 6944, 7936, 7988, 8246, 8512, 8680, 8960, 9424, 9728, 9920, 9985, 10640, 11780, 12160, 13888, 13979, 15872, 15976, 16492, 17024, 17360, 17920, 18848, 19840, 19970, 20615, 21280, 23560, 24320, 27776, 27958, 31952, 32984, 34048, 34720, 37696, 37943, 39680, 39940, 41230, 42560, 47120, 48640, 55552, 55916, 61907, 63904, 65968, 68096, 69440, 69895, 75392, 75886, 79360, 79880, 82460, 85120, 94240, 111104, 111832, 123814, 127808, 131936, 138880, 139790, 150784, 151772, 159760, 164920, 170240, 188480, 189715, 223664, 247628, 255616, 263872, 265601, 277760, 279580, 301568, 303544, 309535, 319520, 329840, 340480, 376960, 379430, 433349, 447328, 495256, 511232, 527744, 531202, 555520, 559160, 607088, 619070, 639040, 659680, 753920, 758860, 866698, 894656, 990512, 1022464, 1055488, 1062404, 1118320, 1176233, 1214176, 1238140, 1278080, 1319360, 1328005, 1507840, 1517720, 1733396, 1789312, 1981024, 2110976, 2124808, 2166745, 2236640, 2352466, 2428352, 2476280, 2556160, 2638720, 2656010, 3035440, 3466792, 3578624, 3962048, 4249616, 4333490, 4473280, 4704932, 4856704, 4952560, 5112320, 5277440, 5312020, 5881165, 6070880, 6933584, 7157248, 7924096, 8233631, 8499232, 8666980, 8946560, 9409864, 9713408, 9905120, 10554880, 10624040, 11762330, 12141760, 13867168, 15848192, 16467262, 16998464, 17333960, 17893120, 18819728, 19426816, 19810240, 21248080, 23524660, 24283520, 27734336, 31696384, 32934524, 33996928, 34667920, 35786240, 37639456, 39620480, 41168155, 42496160, 47049320, 48567040, 55468672, 65869048, 67993856, 69335840, 75278912, 79240960, 82336310, 84992320, 94098640, 97134080, 110937344, 131738096, 135987712, 138671680, 150557824, 158481920, 164672620, 169984640, 188197280, 221874688, 263476192, 277343360, 301115648, 329345240, 339969280, 376394560, 526952384, 554686720, 602231296, 658690480, 679938560, 752789120, 1053904768, 1109373440, 1317380960, 1505578240, 2107809536, 2634761920, 3011156480, 4215619072, 5269523840, 10539047680, 21078095360]

約数ペア:

[(1, 21078095360), (2, 10539047680), (4, 5269523840), (5, 4215619072), (7, 3011156480), (8, 2634761920), (10, 2107809536), (14, 1505578240), (16, 1317380960), (19, 1109373440), (20, 1053904768), (28, 752789120), (31, 679938560), (32, 658690480), (35, 602231296), (38, 554686720), (40, 526952384), (56, 376394560), (62, 339969280), (64, 329345240), (70, 301115648), (76, 277343360), (80, 263476192), (95, 221874688), (112, 188197280), (124, 169984640), (128, 164672620), (133, 158481920), (140, 150557824), (152, 138671680), (155, 135987712), (160, 131738096), (190, 110937344), (217, 97134080), (224, 94098640), (248, 84992320), (256, 82336310), (266, 79240960), (280, 75278912), (304, 69335840), (310, 67993856), (320, 65869048), (380, 55468672), (434, 48567040), (448, 47049320), (496, 42496160), (512, 41168155), (532, 39620480), (560, 37639456), (589, 35786240), (608, 34667920), (620, 33996928), (640, 32934524), (665, 31696384), (760, 27734336), (868, 24283520), (896, 23524660), (992, 21248080), (1064, 19810240), (1085, 19426816), (1120, 18819728), (1178, 17893120), (1216, 17333960), (1240, 16998464), (1280, 16467262), (1330, 15848192), (1520, 13867168), (1736, 12141760), (1792, 11762330), (1984, 10624040), (1997, 10554880), (2128, 9905120), (2170, 9713408), (2240, 9409864), (2356, 8946560), (2432, 8666980), (2480, 8499232), (2560, 8233631), (2660, 7924096), (2945, 7157248), (3040, 6933584), (3472, 6070880), (3584, 5881165), (3968, 5312020), (3994, 5277440), (4123, 5112320), (4256, 4952560), (4340, 4856704), (4480, 4704932), (4712, 4473280), (4864, 4333490), (4960, 4249616), (5320, 3962048), (5890, 3578624), (6080, 3466792), (6944, 3035440), (7936, 2656010), (7988, 2638720), (8246, 2556160), (8512, 2476280), (8680, 2428352), (8960, 2352466), (9424, 2236640), (9728, 2166745), (9920, 2124808), (9985, 2110976), (10640, 1981024), (11780, 1789312), (12160, 1733396), (13888, 1517720), (13979, 1507840), (15872, 1328005), (15976, 1319360), (16492, 1278080), (17024, 1238140), (17360, 1214176), (17920, 1176233), (18848, 1118320), (19840, 1062404), (19970, 1055488), (20615, 1022464), (21280, 990512), (23560, 894656), (24320, 866698), (27776, 758860), (27958, 753920), (31952, 659680), (32984, 639040), (34048, 619070), (34720, 607088), (37696, 559160), (37943, 555520), (39680, 531202), (39940, 527744), (41230, 511232), (42560, 495256), (47120, 447328), (48640, 433349), (55552, 379430), (55916, 376960), (61907, 340480), (63904, 329840), (65968, 319520), (68096, 309535), (69440, 303544), (69895, 301568), (75392, 279580), (75886, 277760), (79360, 265601), (79880, 263872), (82460, 255616), (85120, 247628), (94240, 223664), (111104, 189715), (111832, 188480), (123814, 170240), (127808, 164920), (131936, 159760), (138880, 151772), (139790, 150784)]