20374705680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{479}}^1\times {\mathrm{3617}}^1$

素因数の和:4126

約数の個数: 240

約数和(自身を含む): 73647429120

約数和(自身を除く): 53272723440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 479, 490, 560, 588, 735, 784, 840, 958, 980, 1176, 1437, 1470, 1680, 1916, 1960, 2352, 2395, 2874, 2940, 3353, 3617, 3832, 3920, 4790, 5748, 5880, 6706, 7185, 7234, 7664, 9580, 10059, 10851, 11496, 11760, 13412, 14370, 14468, 16765, 18085, 19160, 20118, 21702, 22992, 23471, 25319, 26824, 28740, 28936, 33530, 36170, 38320, 40236, 43404, 46942, 50295, 50638, 53648, 54255, 57480, 57872, 67060, 70413, 72340, 75957, 80472, 86808, 93884, 100590, 101276, 108510, 114960, 117355, 126595, 134120, 140826, 144680, 151914, 160944, 173616, 177233, 187768, 201180, 202552, 217020, 234710, 253190, 268240, 281652, 289360, 303828, 352065, 354466, 375536, 379785, 402360, 405104, 434040, 469420, 506380, 531699, 563304, 607656, 704130, 708932, 759570, 804720, 868080, 886165, 938840, 1012760, 1063398, 1126608, 1215312, 1408260, 1417864, 1519140, 1732543, 1772330, 1877680, 2025520, 2126796, 2658495, 2816520, 2835728, 3038280, 3465086, 3544660, 4253592, 5197629, 5316990, 5633040, 6076560, 6930172, 7089320, 8507184, 8662715, 10395258, 10633980, 12127801, 13860344, 14178640, 17325430, 20790516, 21267960, 24255602, 25988145, 27720688, 34650860, 36383403, 41581032, 42535920, 48511204, 51976290, 60639005, 69301720, 72766806, 83162064, 84894607, 97022408, 103952580, 121278010, 138603440, 145533612, 169789214, 181917015, 194044816, 207905160, 242556020, 254683821, 291067224, 339578428, 363834030, 415810320, 424473035, 485112040, 509367642, 582134448, 679156856, 727668060, 848946070, 970224080, 1018735284, 1273419105, 1358313712, 1455336120, 1697892140, 2037470568, 2546838210, 2910672240, 3395784280, 4074941136, 5093676420, 6791568560, 10187352840, 20374705680]

約数ペア:

[(1, 20374705680), (2, 10187352840), (3, 6791568560), (4, 5093676420), (5, 4074941136), (6, 3395784280), (7, 2910672240), (8, 2546838210), (10, 2037470568), (12, 1697892140), (14, 1455336120), (15, 1358313712), (16, 1273419105), (20, 1018735284), (21, 970224080), (24, 848946070), (28, 727668060), (30, 679156856), (35, 582134448), (40, 509367642), (42, 485112040), (48, 424473035), (49, 415810320), (56, 363834030), (60, 339578428), (70, 291067224), (80, 254683821), (84, 242556020), (98, 207905160), (105, 194044816), (112, 181917015), (120, 169789214), (140, 145533612), (147, 138603440), (168, 121278010), (196, 103952580), (210, 97022408), (240, 84894607), (245, 83162064), (280, 72766806), (294, 69301720), (336, 60639005), (392, 51976290), (420, 48511204), (479, 42535920), (490, 41581032), (560, 36383403), (588, 34650860), (735, 27720688), (784, 25988145), (840, 24255602), (958, 21267960), (980, 20790516), (1176, 17325430), (1437, 14178640), (1470, 13860344), (1680, 12127801), (1916, 10633980), (1960, 10395258), (2352, 8662715), (2395, 8507184), (2874, 7089320), (2940, 6930172), (3353, 6076560), (3617, 5633040), (3832, 5316990), (3920, 5197629), (4790, 4253592), (5748, 3544660), (5880, 3465086), (6706, 3038280), (7185, 2835728), (7234, 2816520), (7664, 2658495), (9580, 2126796), (10059, 2025520), (10851, 1877680), (11496, 1772330), (11760, 1732543), (13412, 1519140), (14370, 1417864), (14468, 1408260), (16765, 1215312), (18085, 1126608), (19160, 1063398), (20118, 1012760), (21702, 938840), (22992, 886165), (23471, 868080), (25319, 804720), (26824, 759570), (28740, 708932), (28936, 704130), (33530, 607656), (36170, 563304), (38320, 531699), (40236, 506380), (43404, 469420), (46942, 434040), (50295, 405104), (50638, 402360), (53648, 379785), (54255, 375536), (57480, 354466), (57872, 352065), (67060, 303828), (70413, 289360), (72340, 281652), (75957, 268240), (80472, 253190), (86808, 234710), (93884, 217020), (100590, 202552), (101276, 201180), (108510, 187768), (114960, 177233), (117355, 173616), (126595, 160944), (134120, 151914), (140826, 144680)]