21351161520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17683}}^1$

素因数の和:17761

約数の個数: 320

約数和(自身を含む): 81046479360

約数和(自身を除く): 59695317840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 43, 45, 48, 52, 54, 60, 65, 72, 78, 80, 86, 90, 104, 108, 117, 120, 129, 130, 135, 144, 156, 172, 180, 195, 208, 215, 216, 234, 240, 258, 260, 270, 312, 344, 351, 360, 387, 390, 430, 432, 468, 516, 520, 540, 559, 585, 624, 645, 688, 702, 720, 774, 780, 860, 936, 1032, 1040, 1080, 1118, 1161, 1170, 1290, 1404, 1548, 1560, 1677, 1720, 1755, 1872, 1935, 2064, 2160, 2236, 2322, 2340, 2580, 2795, 2808, 3096, 3120, 3354, 3440, 3510, 3870, 4472, 4644, 4680, 5031, 5160, 5590, 5616, 5805, 6192, 6708, 7020, 7740, 8385, 8944, 9288, 9360, 10062, 10320, 11180, 11610, 13416, 14040, 15093, 15480, 16770, 17683, 18576, 20124, 22360, 23220, 25155, 26832, 28080, 30186, 30960, 33540, 35366, 40248, 44720, 46440, 50310, 53049, 60372, 67080, 70732, 75465, 80496, 88415, 92880, 100620, 106098, 120744, 134160, 141464, 150930, 159147, 176830, 201240, 212196, 229879, 241488, 265245, 282928, 301860, 318294, 353660, 402480, 424392, 459758, 477441, 530490, 603720, 636588, 689637, 707320, 760369, 795735, 848784, 919516, 954882, 1060980, 1149395, 1207440, 1273176, 1379274, 1414640, 1520738, 1591470, 1839032, 1909764, 2068911, 2121960, 2281107, 2298790, 2387205, 2546352, 2758548, 3041476, 3182940, 3448185, 3678064, 3801845, 3819528, 4137822, 4243920, 4562214, 4597580, 4774410, 5517096, 6082952, 6206733, 6365880, 6843321, 6896370, 7603690, 7639056, 8275644, 9124428, 9195160, 9548820, 9884797, 10344555, 11034192, 11405535, 12165904, 12413466, 12731760, 13686642, 13792740, 15207380, 16551288, 18248856, 18390320, 19097640, 19769594, 20529963, 20689110, 22811070, 24826932, 27373284, 27585480, 29654391, 30414760, 31033665, 33102576, 34216605, 36497712, 38195280, 39539188, 41059926, 41378220, 45622140, 49423985, 49653864, 54746568, 55170960, 59308782, 60829520, 62067330, 68433210, 79078376, 82119852, 82756440, 88963173, 91244280, 98847970, 99307728, 102649815, 109493136, 118617564, 124134660, 136866420, 148271955, 158156752, 164239704, 165512880, 177926346, 182488560, 197695940, 205299630, 237235128, 248269320, 266889519, 273732840, 296543910, 328479408, 355852692, 395391880, 410599260, 444815865, 474470256, 496538640, 533779038, 547465680, 593087820, 711705384, 790783760, 821198520, 889631730, 1067558076, 1186175640, 1334447595, 1423410768, 1642397040, 1779263460, 2135116152, 2372351280, 2668895190, 3558526920, 4270232304, 5337790380, 7117053840, 10675580760, 21351161520]

約数ペア:

[(1, 21351161520), (2, 10675580760), (3, 7117053840), (4, 5337790380), (5, 4270232304), (6, 3558526920), (8, 2668895190), (9, 2372351280), (10, 2135116152), (12, 1779263460), (13, 1642397040), (15, 1423410768), (16, 1334447595), (18, 1186175640), (20, 1067558076), (24, 889631730), (26, 821198520), (27, 790783760), (30, 711705384), (36, 593087820), (39, 547465680), (40, 533779038), (43, 496538640), (45, 474470256), (48, 444815865), (52, 410599260), (54, 395391880), (60, 355852692), (65, 328479408), (72, 296543910), (78, 273732840), (80, 266889519), (86, 248269320), (90, 237235128), (104, 205299630), (108, 197695940), (117, 182488560), (120, 177926346), (129, 165512880), (130, 164239704), (135, 158156752), (144, 148271955), (156, 136866420), (172, 124134660), (180, 118617564), (195, 109493136), (208, 102649815), (215, 99307728), (216, 98847970), (234, 91244280), (240, 88963173), (258, 82756440), (260, 82119852), (270, 79078376), (312, 68433210), (344, 62067330), (351, 60829520), (360, 59308782), (387, 55170960), (390, 54746568), (430, 49653864), (432, 49423985), (468, 45622140), (516, 41378220), (520, 41059926), (540, 39539188), (559, 38195280), (585, 36497712), (624, 34216605), (645, 33102576), (688, 31033665), (702, 30414760), (720, 29654391), (774, 27585480), (780, 27373284), (860, 24826932), (936, 22811070), (1032, 20689110), (1040, 20529963), (1080, 19769594), (1118, 19097640), (1161, 18390320), (1170, 18248856), (1290, 16551288), (1404, 15207380), (1548, 13792740), (1560, 13686642), (1677, 12731760), (1720, 12413466), (1755, 12165904), (1872, 11405535), (1935, 11034192), (2064, 10344555), (2160, 9884797), (2236, 9548820), (2322, 9195160), (2340, 9124428), (2580, 8275644), (2795, 7639056), (2808, 7603690), (3096, 6896370), (3120, 6843321), (3354, 6365880), (3440, 6206733), (3510, 6082952), (3870, 5517096), (4472, 4774410), (4644, 4597580), (4680, 4562214), (5031, 4243920), (5160, 4137822), (5590, 3819528), (5616, 3801845), (5805, 3678064), (6192, 3448185), (6708, 3182940), (7020, 3041476), (7740, 2758548), (8385, 2546352), (8944, 2387205), (9288, 2298790), (9360, 2281107), (10062, 2121960), (10320, 2068911), (11180, 1909764), (11610, 1839032), (13416, 1591470), (14040, 1520738), (15093, 1414640), (15480, 1379274), (16770, 1273176), (17683, 1207440), (18576, 1149395), (20124, 1060980), (22360, 954882), (23220, 919516), (25155, 848784), (26832, 795735), (28080, 760369), (30186, 707320), (30960, 689637), (33540, 636588), (35366, 603720), (40248, 530490), (44720, 477441), (46440, 459758), (50310, 424392), (53049, 402480), (60372, 353660), (67080, 318294), (70732, 301860), (75465, 282928), (80496, 265245), (88415, 241488), (92880, 229879), (100620, 212196), (106098, 201240), (120744, 176830), (134160, 159147), (141464, 150930)]