21965374080

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15439}}^1$

素因数の和:15496

約数の個数: 384

約数和(自身を含む): 85988448000

約数和(自身を除く): 64023073920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 64, 65, 72, 76, 78, 80, 90, 95, 96, 104, 114, 117, 120, 128, 130, 144, 152, 156, 160, 171, 180, 190, 192, 195, 208, 228, 234, 240, 247, 260, 285, 288, 304, 312, 320, 342, 360, 380, 384, 390, 416, 456, 468, 480, 494, 520, 570, 576, 585, 608, 624, 640, 684, 720, 741, 760, 780, 832, 855, 912, 936, 960, 988, 1040, 1140, 1152, 1170, 1216, 1235, 1248, 1368, 1440, 1482, 1520, 1560, 1664, 1710, 1824, 1872, 1920, 1976, 2080, 2223, 2280, 2340, 2432, 2470, 2496, 2736, 2880, 2964, 3040, 3120, 3420, 3648, 3705, 3744, 3952, 4160, 4446, 4560, 4680, 4940, 4992, 5472, 5760, 5928, 6080, 6240, 6840, 7296, 7410, 7488, 7904, 8320, 8892, 9120, 9360, 9880, 10944, 11115, 11856, 12160, 12480, 13680, 14820, 14976, 15439, 15808, 17784, 18240, 18720, 19760, 21888, 22230, 23712, 24960, 27360, 29640, 30878, 31616, 35568, 36480, 37440, 39520, 44460, 46317, 47424, 54720, 59280, 61756, 71136, 74880, 77195, 79040, 88920, 92634, 94848, 109440, 118560, 123512, 138951, 142272, 154390, 158080, 177840, 185268, 200707, 231585, 237120, 247024, 277902, 284544, 293341, 308780, 355680, 370536, 401414, 463170, 474240, 494048, 555804, 586682, 602121, 617560, 694755, 711360, 741072, 802828, 880023, 926340, 988096, 1003535, 1111608, 1173364, 1204242, 1235120, 1389510, 1422720, 1466705, 1482144, 1605656, 1760046, 1806363, 1852680, 1976192, 2007070, 2223216, 2346728, 2408484, 2470240, 2640069, 2779020, 2933410, 2964288, 3010605, 3211312, 3520092, 3612726, 3705360, 3813433, 4014140, 4400115, 4446432, 4693456, 4816968, 4940480, 5280138, 5558040, 5866820, 5928576, 6021210, 6422624, 7040184, 7225452, 7410720, 7626866, 8028280, 8800230, 8892864, 9031815, 9386912, 9633936, 9880960, 10560276, 11116080, 11440299, 11733640, 12042420, 12845248, 13200345, 14080368, 14450904, 14821440, 15253732, 16056560, 17600460, 17785728, 18063630, 18773824, 19067165, 19267872, 21120552, 22232160, 22880598, 23467280, 24084840, 25690496, 26400690, 28160736, 28901808, 29642880, 30507464, 32113120, 34320897, 35200920, 36127260, 37547648, 38134330, 38535744, 42241104, 44464320, 45761196, 46934560, 48169680, 52801380, 56321472, 57201495, 57803616, 61014928, 64226240, 68641794, 70401840, 72254520, 76268660, 77071488, 84482208, 88928640, 91522392, 93869120, 96339360, 105602760, 112642944, 114402990, 115607232, 122029856, 128452480, 137283588, 140803680, 144509040, 152537320, 168964416, 171604485, 183044784, 187738240, 192678720, 211205520, 228805980, 231214464, 244059712, 274567176, 281607360, 289018080, 305074640, 337928832, 343208970, 366089568, 385357440, 422411040, 457611960, 488119424, 549134352, 563214720, 578036160, 610149280, 686417940, 732179136, 844822080, 915223920, 1098268704, 1156072320, 1220298560, 1372835880, 1464358272, 1689644160, 1830447840, 2196537408, 2440597120, 2745671760, 3660895680, 4393074816, 5491343520, 7321791360, 10982687040, 21965374080]

約数ペア:

[(1, 21965374080), (2, 10982687040), (3, 7321791360), (4, 5491343520), (5, 4393074816), (6, 3660895680), (8, 2745671760), (9, 2440597120), (10, 2196537408), (12, 1830447840), (13, 1689644160), (15, 1464358272), (16, 1372835880), (18, 1220298560), (19, 1156072320), (20, 1098268704), (24, 915223920), (26, 844822080), (30, 732179136), (32, 686417940), (36, 610149280), (38, 578036160), (39, 563214720), (40, 549134352), (45, 488119424), (48, 457611960), (52, 422411040), (57, 385357440), (60, 366089568), (64, 343208970), (65, 337928832), (72, 305074640), (76, 289018080), (78, 281607360), (80, 274567176), (90, 244059712), (95, 231214464), (96, 228805980), (104, 211205520), (114, 192678720), (117, 187738240), (120, 183044784), (128, 171604485), (130, 168964416), (144, 152537320), (152, 144509040), (156, 140803680), (160, 137283588), (171, 128452480), (180, 122029856), (190, 115607232), (192, 114402990), (195, 112642944), (208, 105602760), (228, 96339360), (234, 93869120), (240, 91522392), (247, 88928640), (260, 84482208), (285, 77071488), (288, 76268660), (304, 72254520), (312, 70401840), (320, 68641794), (342, 64226240), (360, 61014928), (380, 57803616), (384, 57201495), (390, 56321472), (416, 52801380), (456, 48169680), (468, 46934560), (480, 45761196), (494, 44464320), (520, 42241104), (570, 38535744), (576, 38134330), (585, 37547648), (608, 36127260), (624, 35200920), (640, 34320897), (684, 32113120), (720, 30507464), (741, 29642880), (760, 28901808), (780, 28160736), (832, 26400690), (855, 25690496), (912, 24084840), (936, 23467280), (960, 22880598), (988, 22232160), (1040, 21120552), (1140, 19267872), (1152, 19067165), (1170, 18773824), (1216, 18063630), (1235, 17785728), (1248, 17600460), (1368, 16056560), (1440, 15253732), (1482, 14821440), (1520, 14450904), (1560, 14080368), (1664, 13200345), (1710, 12845248), (1824, 12042420), (1872, 11733640), (1920, 11440299), (1976, 11116080), (2080, 10560276), (2223, 9880960), (2280, 9633936), (2340, 9386912), (2432, 9031815), (2470, 8892864), (2496, 8800230), (2736, 8028280), (2880, 7626866), (2964, 7410720), (3040, 7225452), (3120, 7040184), (3420, 6422624), (3648, 6021210), (3705, 5928576), (3744, 5866820), (3952, 5558040), (4160, 5280138), (4446, 4940480), (4560, 4816968), (4680, 4693456), (4940, 4446432), (4992, 4400115), (5472, 4014140), (5760, 3813433), (5928, 3705360), (6080, 3612726), (6240, 3520092), (6840, 3211312), (7296, 3010605), (7410, 2964288), (7488, 2933410), (7904, 2779020), (8320, 2640069), (8892, 2470240), (9120, 2408484), (9360, 2346728), (9880, 2223216), (10944, 2007070), (11115, 1976192), (11856, 1852680), (12160, 1806363), (12480, 1760046), (13680, 1605656), (14820, 1482144), (14976, 1466705), (15439, 1422720), (15808, 1389510), (17784, 1235120), (18240, 1204242), (18720, 1173364), (19760, 1111608), (21888, 1003535), (22230, 988096), (23712, 926340), (24960, 880023), (27360, 802828), (29640, 741072), (30878, 711360), (31616, 694755), (35568, 617560), (36480, 602121), (37440, 586682), (39520, 555804), (44460, 494048), (46317, 474240), (47424, 463170), (54720, 401414), (59280, 370536), (61756, 355680), (71136, 308780), (74880, 293341), (77195, 284544), (79040, 277902), (88920, 247024), (92634, 237120), (94848, 231585), (109440, 200707), (118560, 185268), (123512, 177840), (138951, 158080), (142272, 154390)]