819851520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:721

約数の個数: 288

約数和(自身を含む): 2922756480

約数和(自身を除く): 2102904960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 64, 68, 76, 80, 85, 95, 96, 102, 114, 120, 128, 136, 152, 160, 170, 190, 192, 204, 228, 240, 255, 256, 272, 285, 304, 320, 323, 340, 380, 384, 408, 456, 480, 510, 544, 570, 608, 640, 646, 661, 680, 760, 768, 816, 912, 960, 969, 1020, 1088, 1140, 1216, 1280, 1292, 1322, 1360, 1520, 1615, 1632, 1824, 1920, 1938, 1983, 2040, 2176, 2280, 2432, 2584, 2644, 2720, 3040, 3230, 3264, 3305, 3648, 3840, 3876, 3966, 4080, 4352, 4560, 4845, 4864, 5168, 5288, 5440, 6080, 6460, 6528, 6610, 7296, 7752, 7932, 8160, 9120, 9690, 9915, 10336, 10576, 10880, 11237, 12160, 12559, 12920, 13056, 13220, 14592, 15504, 15864, 16320, 18240, 19380, 19830, 20672, 21152, 21760, 22474, 24320, 25118, 25840, 26440, 31008, 31728, 32640, 33711, 36480, 37677, 38760, 39660, 41344, 42304, 44948, 50236, 51680, 52880, 56185, 62016, 62795, 63456, 65280, 67422, 72960, 75354, 77520, 79320, 82688, 84608, 89896, 100472, 103360, 105760, 112370, 124032, 125590, 126912, 134844, 150708, 155040, 158640, 168555, 169216, 179792, 188385, 200944, 206720, 211520, 213503, 224740, 248064, 251180, 253824, 269688, 301416, 310080, 317280, 337110, 359584, 376770, 401888, 413440, 423040, 427006, 449480, 502360, 507648, 539376, 602832, 620160, 634560, 640509, 674220, 719168, 753540, 803776, 846080, 854012, 898960, 1004720, 1067515, 1078752, 1205664, 1240320, 1269120, 1281018, 1348440, 1438336, 1507080, 1607552, 1708024, 1797920, 2009440, 2135030, 2157504, 2411328, 2538240, 2562036, 2696880, 2876672, 3014160, 3202545, 3215104, 3416048, 3595840, 4018880, 4270060, 4315008, 4822656, 5124072, 5393760, 6028320, 6405090, 6832096, 7191680, 8037760, 8540120, 8630016, 9645312, 10248144, 10787520, 12056640, 12810180, 13664192, 14383360, 16075520, 17080240, 20496288, 21575040, 24113280, 25620360, 27328384, 34160480, 40992576, 43150080, 48226560, 51240720, 54656768, 68320960, 81985152, 102481440, 136641920, 163970304, 204962880, 273283840, 409925760, 819851520]

約数ペア:

[(1, 819851520), (2, 409925760), (3, 273283840), (4, 204962880), (5, 163970304), (6, 136641920), (8, 102481440), (10, 81985152), (12, 68320960), (15, 54656768), (16, 51240720), (17, 48226560), (19, 43150080), (20, 40992576), (24, 34160480), (30, 27328384), (32, 25620360), (34, 24113280), (38, 21575040), (40, 20496288), (48, 17080240), (51, 16075520), (57, 14383360), (60, 13664192), (64, 12810180), (68, 12056640), (76, 10787520), (80, 10248144), (85, 9645312), (95, 8630016), (96, 8540120), (102, 8037760), (114, 7191680), (120, 6832096), (128, 6405090), (136, 6028320), (152, 5393760), (160, 5124072), (170, 4822656), (190, 4315008), (192, 4270060), (204, 4018880), (228, 3595840), (240, 3416048), (255, 3215104), (256, 3202545), (272, 3014160), (285, 2876672), (304, 2696880), (320, 2562036), (323, 2538240), (340, 2411328), (380, 2157504), (384, 2135030), (408, 2009440), (456, 1797920), (480, 1708024), (510, 1607552), (544, 1507080), (570, 1438336), (608, 1348440), (640, 1281018), (646, 1269120), (661, 1240320), (680, 1205664), (760, 1078752), (768, 1067515), (816, 1004720), (912, 898960), (960, 854012), (969, 846080), (1020, 803776), (1088, 753540), (1140, 719168), (1216, 674220), (1280, 640509), (1292, 634560), (1322, 620160), (1360, 602832), (1520, 539376), (1615, 507648), (1632, 502360), (1824, 449480), (1920, 427006), (1938, 423040), (1983, 413440), (2040, 401888), (2176, 376770), (2280, 359584), (2432, 337110), (2584, 317280), (2644, 310080), (2720, 301416), (3040, 269688), (3230, 253824), (3264, 251180), (3305, 248064), (3648, 224740), (3840, 213503), (3876, 211520), (3966, 206720), (4080, 200944), (4352, 188385), (4560, 179792), (4845, 169216), (4864, 168555), (5168, 158640), (5288, 155040), (5440, 150708), (6080, 134844), (6460, 126912), (6528, 125590), (6610, 124032), (7296, 112370), (7752, 105760), (7932, 103360), (8160, 100472), (9120, 89896), (9690, 84608), (9915, 82688), (10336, 79320), (10576, 77520), (10880, 75354), (11237, 72960), (12160, 67422), (12559, 65280), (12920, 63456), (13056, 62795), (13220, 62016), (14592, 56185), (15504, 52880), (15864, 51680), (16320, 50236), (18240, 44948), (19380, 42304), (19830, 41344), (20672, 39660), (21152, 38760), (21760, 37677), (22474, 36480), (24320, 33711), (25118, 32640), (25840, 31728), (26440, 31008)]