19289427840

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{4079}}^1$

素因数の和:4925

約数の個数: 192

約数和(自身を含む): 66706286400

約数和(自身を除く): 47416858560

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, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 821, 960, 1152, 1440, 1642, 1920, 2463, 2880, 3284, 4079, 4105, 4926, 5760, 6568, 7389, 8158, 8210, 9852, 12237, 12315, 13136, 14778, 16316, 16420, 19704, 20395, 24474, 24630, 26272, 29556, 32632, 32840, 36711, 36945, 39408, 40790, 48948, 49260, 52544, 59112, 61185, 65264, 65680, 73422, 73890, 78816, 81580, 97896, 98520, 105088, 118224, 122370, 130528, 131360, 146844, 147780, 157632, 163160, 183555, 195792, 197040, 236448, 244740, 261056, 262720, 293688, 295560, 315264, 326320, 367110, 391584, 394080, 472896, 489480, 522112, 525440, 587376, 591120, 652640, 734220, 783168, 788160, 945792, 978960, 1174752, 1182240, 1305280, 1468440, 1566336, 1576320, 1957920, 2349504, 2364480, 2610560, 2936880, 3348859, 3915840, 4699008, 4728960, 5873760, 6697718, 7831680, 10046577, 11747520, 13395436, 16744295, 20093154, 23495040, 26790872, 30139731, 33488590, 40186308, 50232885, 53581744, 60279462, 66977180, 80372616, 100465770, 107163488, 120558924, 133954360, 150698655, 160745232, 200931540, 214326976, 241117848, 267908720, 301397310, 321490464, 401863080, 428653952, 482235696, 535817440, 602794620, 642980928, 803726160, 964471392, 1071634880, 1205589240, 1285961856, 1607452320, 1928942784, 2143269760, 2411178480, 3214904640, 3857885568, 4822356960, 6429809280, 9644713920, 19289427840]

約数ペア:

[(1, 19289427840), (2, 9644713920), (3, 6429809280), (4, 4822356960), (5, 3857885568), (6, 3214904640), (8, 2411178480), (9, 2143269760), (10, 1928942784), (12, 1607452320), (15, 1285961856), (16, 1205589240), (18, 1071634880), (20, 964471392), (24, 803726160), (30, 642980928), (32, 602794620), (36, 535817440), (40, 482235696), (45, 428653952), (48, 401863080), (60, 321490464), (64, 301397310), (72, 267908720), (80, 241117848), (90, 214326976), (96, 200931540), (120, 160745232), (128, 150698655), (144, 133954360), (160, 120558924), (180, 107163488), (192, 100465770), (240, 80372616), (288, 66977180), (320, 60279462), (360, 53581744), (384, 50232885), (480, 40186308), (576, 33488590), (640, 30139731), (720, 26790872), (821, 23495040), (960, 20093154), (1152, 16744295), (1440, 13395436), (1642, 11747520), (1920, 10046577), (2463, 7831680), (2880, 6697718), (3284, 5873760), (4079, 4728960), (4105, 4699008), (4926, 3915840), (5760, 3348859), (6568, 2936880), (7389, 2610560), (8158, 2364480), (8210, 2349504), (9852, 1957920), (12237, 1576320), (12315, 1566336), (13136, 1468440), (14778, 1305280), (16316, 1182240), (16420, 1174752), (19704, 978960), (20395, 945792), (24474, 788160), (24630, 783168), (26272, 734220), (29556, 652640), (32632, 591120), (32840, 587376), (36711, 525440), (36945, 522112), (39408, 489480), (40790, 472896), (48948, 394080), (49260, 391584), (52544, 367110), (59112, 326320), (61185, 315264), (65264, 295560), (65680, 293688), (73422, 262720), (73890, 261056), (78816, 244740), (81580, 236448), (97896, 197040), (98520, 195792), (105088, 183555), (118224, 163160), (122370, 157632), (130528, 147780), (131360, 146844)]