21260293920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{2621}}^1$

素因数の和:2816

約数の個数: 288

約数和(自身を含む): 74833222464

約数和(自身を除く): 53572928544

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 131, 144, 160, 172, 180, 215, 240, 258, 262, 288, 344, 360, 387, 393, 430, 480, 516, 524, 645, 655, 688, 720, 774, 786, 860, 1032, 1048, 1179, 1290, 1310, 1376, 1440, 1548, 1572, 1720, 1935, 1965, 2064, 2096, 2358, 2580, 2620, 2621, 3096, 3144, 3440, 3870, 3930, 4128, 4192, 4716, 5160, 5240, 5242, 5633, 5895, 6192, 6288, 6880, 7740, 7860, 7863, 9432, 10320, 10480, 10484, 11266, 11790, 12384, 12576, 13105, 15480, 15720, 15726, 16899, 18864, 20640, 20960, 20968, 22532, 23580, 23589, 26210, 28165, 30960, 31440, 31452, 33798, 37728, 39315, 41936, 45064, 47160, 47178, 50697, 52420, 56330, 61920, 62880, 62904, 67596, 78630, 83872, 84495, 90128, 94320, 94356, 101394, 104840, 112660, 112703, 117945, 125808, 135192, 157260, 168990, 180256, 188640, 188712, 202788, 209680, 225320, 225406, 235890, 251616, 253485, 270384, 314520, 337980, 338109, 343351, 377424, 405576, 419360, 450640, 450812, 471780, 506970, 540768, 563515, 629040, 675960, 676218, 686702, 754848, 811152, 901280, 901624, 943560, 1013940, 1014327, 1030053, 1127030, 1258080, 1351920, 1352436, 1373404, 1622304, 1690545, 1716755, 1803248, 1887120, 2027880, 2028654, 2060106, 2254060, 2703840, 2704872, 2746808, 3090159, 3381090, 3433510, 3606496, 3774240, 4055760, 4057308, 4120212, 4508120, 5071635, 5150265, 5409744, 5493616, 6180318, 6762180, 6867020, 8111520, 8114616, 8240424, 9016240, 10143270, 10300530, 10819488, 10987232, 12360636, 13524360, 13734040, 14764093, 15450795, 16229232, 16480848, 18032480, 20286540, 20601060, 24721272, 27048720, 27468080, 29528186, 30901590, 32458464, 32961696, 40573080, 41202120, 44292279, 49442544, 54097440, 54936160, 59056372, 61803180, 73820465, 81146160, 82404240, 88584558, 98885088, 118112744, 123606360, 132876837, 147640930, 162292320, 164808480, 177169116, 221461395, 236225488, 247212720, 265753674, 295281860, 354338232, 442922790, 472450976, 494425440, 531507348, 590563720, 664384185, 708676464, 885845580, 1063014696, 1181127440, 1328768370, 1417352928, 1771691160, 2126029392, 2362254880, 2657536740, 3543382320, 4252058784, 5315073480, 7086764640, 10630146960, 21260293920]

約数ペア:

[(1, 21260293920), (2, 10630146960), (3, 7086764640), (4, 5315073480), (5, 4252058784), (6, 3543382320), (8, 2657536740), (9, 2362254880), (10, 2126029392), (12, 1771691160), (15, 1417352928), (16, 1328768370), (18, 1181127440), (20, 1063014696), (24, 885845580), (30, 708676464), (32, 664384185), (36, 590563720), (40, 531507348), (43, 494425440), (45, 472450976), (48, 442922790), (60, 354338232), (72, 295281860), (80, 265753674), (86, 247212720), (90, 236225488), (96, 221461395), (120, 177169116), (129, 164808480), (131, 162292320), (144, 147640930), (160, 132876837), (172, 123606360), (180, 118112744), (215, 98885088), (240, 88584558), (258, 82404240), (262, 81146160), (288, 73820465), (344, 61803180), (360, 59056372), (387, 54936160), (393, 54097440), (430, 49442544), (480, 44292279), (516, 41202120), (524, 40573080), (645, 32961696), (655, 32458464), (688, 30901590), (720, 29528186), (774, 27468080), (786, 27048720), (860, 24721272), (1032, 20601060), (1048, 20286540), (1179, 18032480), (1290, 16480848), (1310, 16229232), (1376, 15450795), (1440, 14764093), (1548, 13734040), (1572, 13524360), (1720, 12360636), (1935, 10987232), (1965, 10819488), (2064, 10300530), (2096, 10143270), (2358, 9016240), (2580, 8240424), (2620, 8114616), (2621, 8111520), (3096, 6867020), (3144, 6762180), (3440, 6180318), (3870, 5493616), (3930, 5409744), (4128, 5150265), (4192, 5071635), (4716, 4508120), (5160, 4120212), (5240, 4057308), (5242, 4055760), (5633, 3774240), (5895, 3606496), (6192, 3433510), (6288, 3381090), (6880, 3090159), (7740, 2746808), (7860, 2704872), (7863, 2703840), (9432, 2254060), (10320, 2060106), (10480, 2028654), (10484, 2027880), (11266, 1887120), (11790, 1803248), (12384, 1716755), (12576, 1690545), (13105, 1622304), (15480, 1373404), (15720, 1352436), (15726, 1351920), (16899, 1258080), (18864, 1127030), (20640, 1030053), (20960, 1014327), (20968, 1013940), (22532, 943560), (23580, 901624), (23589, 901280), (26210, 811152), (28165, 754848), (30960, 686702), (31440, 676218), (31452, 675960), (33798, 629040), (37728, 563515), (39315, 540768), (41936, 506970), (45064, 471780), (47160, 450812), (47178, 450640), (50697, 419360), (52420, 405576), (56330, 377424), (61920, 343351), (62880, 338109), (62904, 337980), (67596, 314520), (78630, 270384), (83872, 253485), (84495, 251616), (90128, 235890), (94320, 225406), (94356, 225320), (101394, 209680), (104840, 202788), (112660, 188712), (112703, 188640), (117945, 180256), (125808, 168990), (135192, 157260)]