15721363840

素因数分解:

$2^7\times 5^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{787}}^1$

素因数の和:847

約数の個数: 320

約数和(自身を含む): 47277966960

約数和(自身を除く): 31556603120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 128, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 320, 343, 364, 392, 416, 448, 455, 490, 520, 560, 637, 640, 686, 728, 784, 787, 832, 896, 910, 980, 1040, 1120, 1274, 1372, 1456, 1568, 1574, 1664, 1715, 1820, 1960, 2080, 2240, 2401, 2548, 2744, 2912, 3136, 3148, 3185, 3430, 3640, 3920, 3935, 4160, 4459, 4480, 4802, 5096, 5488, 5509, 5824, 6272, 6296, 6370, 6860, 7280, 7840, 7870, 8320, 8918, 9604, 10192, 10231, 10976, 11018, 11648, 12005, 12592, 12740, 13720, 14560, 15680, 15740, 17836, 19208, 20384, 20462, 21952, 22036, 22295, 24010, 25184, 25480, 27440, 27545, 29120, 31213, 31360, 31480, 35672, 38416, 38563, 40768, 40924, 43904, 44072, 44590, 48020, 50368, 50960, 51155, 54880, 55090, 58240, 62426, 62960, 71344, 71617, 76832, 77126, 81536, 81848, 88144, 89180, 96040, 100736, 101920, 102310, 109760, 110180, 124852, 125920, 142688, 143234, 153664, 154252, 156065, 163696, 176288, 178360, 192080, 192815, 203840, 204620, 219520, 220360, 249704, 251840, 269941, 285376, 286468, 307328, 308504, 312130, 327392, 352576, 356720, 358085, 384160, 385630, 407680, 409240, 440720, 499408, 501319, 503680, 539882, 570752, 572936, 617008, 624260, 654784, 705152, 713440, 716170, 768320, 771260, 818480, 881440, 998816, 1002638, 1079764, 1145872, 1234016, 1248520, 1309568, 1349705, 1426880, 1432340, 1536640, 1542520, 1636960, 1762880, 1889587, 1997632, 2005276, 2159528, 2291744, 2468032, 2497040, 2506595, 2699410, 2853760, 2864680, 3085040, 3273920, 3509233, 3525760, 3779174, 3995264, 4010552, 4319056, 4583488, 4936064, 4994080, 5013190, 5398820, 5729360, 6170080, 6547840, 7018466, 7558348, 8021104, 8638112, 9166976, 9447935, 9988160, 10026380, 10797640, 11458720, 12340160, 14036932, 15116696, 16042208, 17276224, 17546165, 18895870, 19976320, 20052760, 21595280, 22917440, 24564631, 24680320, 28073864, 30233392, 32084416, 34552448, 35092330, 37791740, 40105520, 43190560, 45834880, 49129262, 56147728, 60466784, 64168832, 70184660, 75583480, 80211040, 86381120, 98258524, 112295456, 120933568, 122823155, 140369320, 151166960, 160422080, 172762240, 196517048, 224590912, 241867136, 245646310, 280738640, 302333920, 320844160, 393034096, 449181824, 491292620, 561477280, 604667840, 786068192, 982585240, 1122954560, 1209335680, 1572136384, 1965170480, 2245909120, 3144272768, 3930340960, 7860681920, 15721363840]

約数ペア:

[(1, 15721363840), (2, 7860681920), (4, 3930340960), (5, 3144272768), (7, 2245909120), (8, 1965170480), (10, 1572136384), (13, 1209335680), (14, 1122954560), (16, 982585240), (20, 786068192), (26, 604667840), (28, 561477280), (32, 491292620), (35, 449181824), (40, 393034096), (49, 320844160), (52, 302333920), (56, 280738640), (64, 245646310), (65, 241867136), (70, 224590912), (80, 196517048), (91, 172762240), (98, 160422080), (104, 151166960), (112, 140369320), (128, 122823155), (130, 120933568), (140, 112295456), (160, 98258524), (182, 86381120), (196, 80211040), (208, 75583480), (224, 70184660), (245, 64168832), (260, 60466784), (280, 56147728), (320, 49129262), (343, 45834880), (364, 43190560), (392, 40105520), (416, 37791740), (448, 35092330), (455, 34552448), (490, 32084416), (520, 30233392), (560, 28073864), (637, 24680320), (640, 24564631), (686, 22917440), (728, 21595280), (784, 20052760), (787, 19976320), (832, 18895870), (896, 17546165), (910, 17276224), (980, 16042208), (1040, 15116696), (1120, 14036932), (1274, 12340160), (1372, 11458720), (1456, 10797640), (1568, 10026380), (1574, 9988160), (1664, 9447935), (1715, 9166976), (1820, 8638112), (1960, 8021104), (2080, 7558348), (2240, 7018466), (2401, 6547840), (2548, 6170080), (2744, 5729360), (2912, 5398820), (3136, 5013190), (3148, 4994080), (3185, 4936064), (3430, 4583488), (3640, 4319056), (3920, 4010552), (3935, 3995264), (4160, 3779174), (4459, 3525760), (4480, 3509233), (4802, 3273920), (5096, 3085040), (5488, 2864680), (5509, 2853760), (5824, 2699410), (6272, 2506595), (6296, 2497040), (6370, 2468032), (6860, 2291744), (7280, 2159528), (7840, 2005276), (7870, 1997632), (8320, 1889587), (8918, 1762880), (9604, 1636960), (10192, 1542520), (10231, 1536640), (10976, 1432340), (11018, 1426880), (11648, 1349705), (12005, 1309568), (12592, 1248520), (12740, 1234016), (13720, 1145872), (14560, 1079764), (15680, 1002638), (15740, 998816), (17836, 881440), (19208, 818480), (20384, 771260), (20462, 768320), (21952, 716170), (22036, 713440), (22295, 705152), (24010, 654784), (25184, 624260), (25480, 617008), (27440, 572936), (27545, 570752), (29120, 539882), (31213, 503680), (31360, 501319), (31480, 499408), (35672, 440720), (38416, 409240), (38563, 407680), (40768, 385630), (40924, 384160), (43904, 358085), (44072, 356720), (44590, 352576), (48020, 327392), (50368, 312130), (50960, 308504), (51155, 307328), (54880, 286468), (55090, 285376), (58240, 269941), (62426, 251840), (62960, 249704), (71344, 220360), (71617, 219520), (76832, 204620), (77126, 203840), (81536, 192815), (81848, 192080), (88144, 178360), (89180, 176288), (96040, 163696), (100736, 156065), (101920, 154252), (102310, 153664), (109760, 143234), (110180, 142688), (124852, 125920)]