1640051280

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3499}}^1$

素因数の和:3559

約数の個数: 320

約数和(自身を含む): 6666240000

約数和(自身を除く): 5026188720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 168, 180, 186, 189, 210, 216, 217, 240, 248, 252, 270, 279, 280, 310, 315, 336, 360, 372, 378, 420, 432, 434, 465, 496, 504, 540, 558, 560, 620, 630, 651, 720, 744, 756, 837, 840, 868, 930, 945, 1008, 1080, 1085, 1116, 1240, 1260, 1302, 1395, 1488, 1512, 1674, 1680, 1736, 1860, 1890, 1953, 2160, 2170, 2232, 2480, 2520, 2604, 2790, 3024, 3255, 3348, 3472, 3499, 3720, 3780, 3906, 4185, 4340, 4464, 5040, 5208, 5580, 5859, 6510, 6696, 6998, 7440, 7560, 7812, 8370, 8680, 9765, 10416, 10497, 11160, 11718, 13020, 13392, 13996, 15120, 15624, 16740, 17360, 17495, 19530, 20994, 22320, 23436, 24493, 26040, 27992, 29295, 31248, 31491, 33480, 34990, 39060, 41988, 46872, 48986, 52080, 52485, 55984, 58590, 62982, 66960, 69980, 73479, 78120, 83976, 93744, 94473, 97972, 104970, 108469, 117180, 122465, 125964, 139960, 146958, 156240, 157455, 167952, 188946, 195944, 209940, 216938, 220437, 234360, 244930, 251928, 279920, 293916, 314910, 325407, 367395, 377892, 391888, 419880, 433876, 440874, 468720, 472365, 489860, 503856, 542345, 587832, 629820, 650814, 661311, 734790, 755784, 759283, 839760, 867752, 881748, 944730, 976221, 979720, 1084690, 1102185, 1175664, 1259640, 1301628, 1322622, 1469580, 1511568, 1518566, 1627035, 1735504, 1763496, 1889460, 1952442, 1959440, 2169380, 2204370, 2277849, 2519280, 2603256, 2645244, 2928663, 2939160, 3037132, 3254070, 3306555, 3526992, 3778920, 3796415, 3904884, 4338760, 4408740, 4555698, 4881105, 5206512, 5290488, 5857326, 5878320, 6074264, 6508140, 6613110, 6833547, 7557840, 7592830, 7809768, 8677520, 8817480, 9111396, 9762210, 10580976, 11389245, 11714652, 12148528, 13016280, 13226220, 13667094, 14643315, 15185660, 15619536, 17634960, 18222792, 19524420, 20500641, 22778490, 23429304, 26032560, 26452440, 27334188, 29286630, 30371320, 34167735, 36445584, 39048840, 41001282, 45556980, 46858608, 52904880, 54668376, 58573260, 60742640, 68335470, 78097680, 82002564, 91113960, 102503205, 109336752, 117146520, 136670940, 164005128, 182227920, 205006410, 234293040, 273341880, 328010256, 410012820, 546683760, 820025640, 1640051280]

約数ペア:

[(1, 1640051280), (2, 820025640), (3, 546683760), (4, 410012820), (5, 328010256), (6, 273341880), (7, 234293040), (8, 205006410), (9, 182227920), (10, 164005128), (12, 136670940), (14, 117146520), (15, 109336752), (16, 102503205), (18, 91113960), (20, 82002564), (21, 78097680), (24, 68335470), (27, 60742640), (28, 58573260), (30, 54668376), (31, 52904880), (35, 46858608), (36, 45556980), (40, 41001282), (42, 39048840), (45, 36445584), (48, 34167735), (54, 30371320), (56, 29286630), (60, 27334188), (62, 26452440), (63, 26032560), (70, 23429304), (72, 22778490), (80, 20500641), (84, 19524420), (90, 18222792), (93, 17634960), (105, 15619536), (108, 15185660), (112, 14643315), (120, 13667094), (124, 13226220), (126, 13016280), (135, 12148528), (140, 11714652), (144, 11389245), (155, 10580976), (168, 9762210), (180, 9111396), (186, 8817480), (189, 8677520), (210, 7809768), (216, 7592830), (217, 7557840), (240, 6833547), (248, 6613110), (252, 6508140), (270, 6074264), (279, 5878320), (280, 5857326), (310, 5290488), (315, 5206512), (336, 4881105), (360, 4555698), (372, 4408740), (378, 4338760), (420, 3904884), (432, 3796415), (434, 3778920), (465, 3526992), (496, 3306555), (504, 3254070), (540, 3037132), (558, 2939160), (560, 2928663), (620, 2645244), (630, 2603256), (651, 2519280), (720, 2277849), (744, 2204370), (756, 2169380), (837, 1959440), (840, 1952442), (868, 1889460), (930, 1763496), (945, 1735504), (1008, 1627035), (1080, 1518566), (1085, 1511568), (1116, 1469580), (1240, 1322622), (1260, 1301628), (1302, 1259640), (1395, 1175664), (1488, 1102185), (1512, 1084690), (1674, 979720), (1680, 976221), (1736, 944730), (1860, 881748), (1890, 867752), (1953, 839760), (2160, 759283), (2170, 755784), (2232, 734790), (2480, 661311), (2520, 650814), (2604, 629820), (2790, 587832), (3024, 542345), (3255, 503856), (3348, 489860), (3472, 472365), (3499, 468720), (3720, 440874), (3780, 433876), (3906, 419880), (4185, 391888), (4340, 377892), (4464, 367395), (5040, 325407), (5208, 314910), (5580, 293916), (5859, 279920), (6510, 251928), (6696, 244930), (6998, 234360), (7440, 220437), (7560, 216938), (7812, 209940), (8370, 195944), (8680, 188946), (9765, 167952), (10416, 157455), (10497, 156240), (11160, 146958), (11718, 139960), (13020, 125964), (13392, 122465), (13996, 117180), (15120, 108469), (15624, 104970), (16740, 97972), (17360, 94473), (17495, 93744), (19530, 83976), (20994, 78120), (22320, 73479), (23436, 69980), (24493, 66960), (26040, 62982), (27992, 58590), (29295, 55984), (31248, 52485), (31491, 52080), (33480, 48986), (34990, 46872), (39060, 41988)]