21000368640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2027}}^1$

素因数の和:2143

約数の個数: 320

約数和(自身を含む): 71699696640

約数和(自身を除く): 50699328000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 71, 76, 80, 95, 96, 114, 120, 128, 142, 152, 160, 190, 192, 213, 228, 240, 256, 284, 285, 304, 320, 355, 380, 384, 426, 456, 480, 512, 568, 570, 608, 640, 710, 760, 768, 852, 912, 960, 1065, 1136, 1140, 1216, 1280, 1349, 1420, 1520, 1536, 1704, 1824, 1920, 2027, 2130, 2272, 2280, 2432, 2560, 2698, 2840, 3040, 3408, 3648, 3840, 4047, 4054, 4260, 4544, 4560, 4864, 5396, 5680, 6080, 6081, 6745, 6816, 7296, 7680, 8094, 8108, 8520, 9088, 9120, 9728, 10135, 10792, 11360, 12160, 12162, 13490, 13632, 14592, 16188, 16216, 17040, 18176, 18240, 20235, 20270, 21584, 22720, 24320, 24324, 26980, 27264, 29184, 30405, 32376, 32432, 34080, 36352, 36480, 38513, 40470, 40540, 43168, 45440, 48640, 48648, 53960, 54528, 60810, 64752, 64864, 68160, 72960, 77026, 80940, 81080, 86336, 90880, 97296, 107920, 109056, 115539, 121620, 129504, 129728, 136320, 143917, 145920, 154052, 161880, 162160, 172672, 181760, 192565, 194592, 215840, 231078, 243240, 259008, 259456, 272640, 287834, 308104, 323760, 324320, 345344, 385130, 389184, 431680, 431751, 462156, 486480, 518016, 518912, 545280, 575668, 577695, 616208, 647520, 648640, 690688, 719585, 770260, 778368, 863360, 863502, 924312, 972960, 1036032, 1037824, 1151336, 1155390, 1232416, 1295040, 1297280, 1439170, 1540520, 1556736, 1726720, 1727004, 1848624, 1945920, 2072064, 2158755, 2302672, 2310780, 2464832, 2590080, 2594560, 2734423, 2878340, 3081040, 3113472, 3453440, 3454008, 3697248, 3891840, 4317510, 4605344, 4621560, 4929664, 5180160, 5189120, 5468846, 5756680, 6162080, 6908016, 7394496, 7783680, 8203269, 8635020, 9210688, 9243120, 9859328, 10360320, 10937692, 11513360, 12324160, 13672115, 13816032, 14788992, 15567360, 16406538, 17270040, 18421376, 18486240, 19718656, 21875384, 23026720, 24648320, 27344230, 27632064, 29577984, 32813076, 34540080, 36842752, 36972480, 41016345, 43750768, 46053440, 49296640, 54688460, 55264128, 59155968, 65626152, 69080160, 73685504, 73944960, 82032690, 87501536, 92106880, 98593280, 109376920, 110528256, 131252304, 138160320, 147889920, 164065380, 175003072, 184213760, 218753840, 221056512, 262504608, 276320640, 295779840, 328130760, 350006144, 368427520, 437507680, 525009216, 552641280, 656261520, 700012288, 875015360, 1050018432, 1105282560, 1312523040, 1400024576, 1750030720, 2100036864, 2625046080, 3500061440, 4200073728, 5250092160, 7000122880, 10500184320, 21000368640]

約数ペア:

[(1, 21000368640), (2, 10500184320), (3, 7000122880), (4, 5250092160), (5, 4200073728), (6, 3500061440), (8, 2625046080), (10, 2100036864), (12, 1750030720), (15, 1400024576), (16, 1312523040), (19, 1105282560), (20, 1050018432), (24, 875015360), (30, 700012288), (32, 656261520), (38, 552641280), (40, 525009216), (48, 437507680), (57, 368427520), (60, 350006144), (64, 328130760), (71, 295779840), (76, 276320640), (80, 262504608), (95, 221056512), (96, 218753840), (114, 184213760), (120, 175003072), (128, 164065380), (142, 147889920), (152, 138160320), (160, 131252304), (190, 110528256), (192, 109376920), (213, 98593280), (228, 92106880), (240, 87501536), (256, 82032690), (284, 73944960), (285, 73685504), (304, 69080160), (320, 65626152), (355, 59155968), (380, 55264128), (384, 54688460), (426, 49296640), (456, 46053440), (480, 43750768), (512, 41016345), (568, 36972480), (570, 36842752), (608, 34540080), (640, 32813076), (710, 29577984), (760, 27632064), (768, 27344230), (852, 24648320), (912, 23026720), (960, 21875384), (1065, 19718656), (1136, 18486240), (1140, 18421376), (1216, 17270040), (1280, 16406538), (1349, 15567360), (1420, 14788992), (1520, 13816032), (1536, 13672115), (1704, 12324160), (1824, 11513360), (1920, 10937692), (2027, 10360320), (2130, 9859328), (2272, 9243120), (2280, 9210688), (2432, 8635020), (2560, 8203269), (2698, 7783680), (2840, 7394496), (3040, 6908016), (3408, 6162080), (3648, 5756680), (3840, 5468846), (4047, 5189120), (4054, 5180160), (4260, 4929664), (4544, 4621560), (4560, 4605344), (4864, 4317510), (5396, 3891840), (5680, 3697248), (6080, 3454008), (6081, 3453440), (6745, 3113472), (6816, 3081040), (7296, 2878340), (7680, 2734423), (8094, 2594560), (8108, 2590080), (8520, 2464832), (9088, 2310780), (9120, 2302672), (9728, 2158755), (10135, 2072064), (10792, 1945920), (11360, 1848624), (12160, 1727004), (12162, 1726720), (13490, 1556736), (13632, 1540520), (14592, 1439170), (16188, 1297280), (16216, 1295040), (17040, 1232416), (18176, 1155390), (18240, 1151336), (20235, 1037824), (20270, 1036032), (21584, 972960), (22720, 924312), (24320, 863502), (24324, 863360), (26980, 778368), (27264, 770260), (29184, 719585), (30405, 690688), (32376, 648640), (32432, 647520), (34080, 616208), (36352, 577695), (36480, 575668), (38513, 545280), (40470, 518912), (40540, 518016), (43168, 486480), (45440, 462156), (48640, 431751), (48648, 431680), (53960, 389184), (54528, 385130), (60810, 345344), (64752, 324320), (64864, 323760), (68160, 308104), (72960, 287834), (77026, 272640), (80940, 259456), (81080, 259008), (86336, 243240), (90880, 231078), (97296, 215840), (107920, 194592), (109056, 192565), (115539, 181760), (121620, 172672), (129504, 162160), (129728, 161880), (136320, 154052), (143917, 145920)]