643703040

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:885

約数の個数: 216

約数和(自身を含む): 2261383488

約数和(自身を除く): 1617680448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 71, 72, 80, 90, 96, 120, 128, 142, 144, 160, 180, 192, 213, 240, 256, 284, 288, 320, 355, 360, 384, 426, 480, 568, 576, 639, 640, 710, 720, 768, 787, 852, 960, 1065, 1136, 1152, 1278, 1280, 1420, 1440, 1574, 1704, 1920, 2130, 2272, 2304, 2361, 2556, 2840, 2880, 3148, 3195, 3408, 3840, 3935, 4260, 4544, 4722, 5112, 5680, 5760, 6296, 6390, 6816, 7083, 7870, 8520, 9088, 9444, 10224, 11360, 11520, 11805, 12592, 12780, 13632, 14166, 15740, 17040, 18176, 18888, 20448, 22720, 23610, 25184, 25560, 27264, 28332, 31480, 34080, 35415, 37776, 40896, 45440, 47220, 50368, 51120, 54528, 55877, 56664, 62960, 68160, 70830, 75552, 81792, 90880, 94440, 100736, 102240, 111754, 113328, 125920, 136320, 141660, 151104, 163584, 167631, 188880, 201472, 204480, 223508, 226656, 251840, 272640, 279385, 283320, 302208, 335262, 377760, 408960, 447016, 453312, 502893, 503680, 558770, 566640, 604416, 670524, 755520, 817920, 838155, 894032, 906624, 1005786, 1007360, 1117540, 1133280, 1341048, 1511040, 1676310, 1788064, 1813248, 2011572, 2235080, 2266560, 2514465, 2682096, 3022080, 3352620, 3576128, 4023144, 4470160, 4533120, 5028930, 5364192, 6705240, 7152256, 8046288, 8940320, 9066240, 10057860, 10728384, 13410480, 14304512, 16092576, 17880640, 20115720, 21456768, 26820960, 32185152, 35761280, 40231440, 42913536, 53641920, 64370304, 71522560, 80462880, 107283840, 128740608, 160925760, 214567680, 321851520, 643703040]

約数ペア:

[(1, 643703040), (2, 321851520), (3, 214567680), (4, 160925760), (5, 128740608), (6, 107283840), (8, 80462880), (9, 71522560), (10, 64370304), (12, 53641920), (15, 42913536), (16, 40231440), (18, 35761280), (20, 32185152), (24, 26820960), (30, 21456768), (32, 20115720), (36, 17880640), (40, 16092576), (45, 14304512), (48, 13410480), (60, 10728384), (64, 10057860), (71, 9066240), (72, 8940320), (80, 8046288), (90, 7152256), (96, 6705240), (120, 5364192), (128, 5028930), (142, 4533120), (144, 4470160), (160, 4023144), (180, 3576128), (192, 3352620), (213, 3022080), (240, 2682096), (256, 2514465), (284, 2266560), (288, 2235080), (320, 2011572), (355, 1813248), (360, 1788064), (384, 1676310), (426, 1511040), (480, 1341048), (568, 1133280), (576, 1117540), (639, 1007360), (640, 1005786), (710, 906624), (720, 894032), (768, 838155), (787, 817920), (852, 755520), (960, 670524), (1065, 604416), (1136, 566640), (1152, 558770), (1278, 503680), (1280, 502893), (1420, 453312), (1440, 447016), (1574, 408960), (1704, 377760), (1920, 335262), (2130, 302208), (2272, 283320), (2304, 279385), (2361, 272640), (2556, 251840), (2840, 226656), (2880, 223508), (3148, 204480), (3195, 201472), (3408, 188880), (3840, 167631), (3935, 163584), (4260, 151104), (4544, 141660), (4722, 136320), (5112, 125920), (5680, 113328), (5760, 111754), (6296, 102240), (6390, 100736), (6816, 94440), (7083, 90880), (7870, 81792), (8520, 75552), (9088, 70830), (9444, 68160), (10224, 62960), (11360, 56664), (11520, 55877), (11805, 54528), (12592, 51120), (12780, 50368), (13632, 47220), (14166, 45440), (15740, 40896), (17040, 37776), (18176, 35415), (18888, 34080), (20448, 31480), (22720, 28332), (23610, 27264), (25184, 25560)]