495557280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:260

約数の個数: 288

約数和(自身を含む): 1774700928

約数和(自身を除く): 1279143648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 71, 72, 74, 80, 90, 96, 111, 120, 131, 142, 144, 148, 160, 180, 185, 213, 222, 240, 262, 284, 288, 296, 333, 355, 360, 370, 393, 426, 444, 480, 524, 555, 568, 592, 639, 655, 666, 710, 720, 740, 786, 852, 888, 1048, 1065, 1110, 1136, 1179, 1184, 1278, 1310, 1332, 1420, 1440, 1480, 1572, 1665, 1704, 1776, 1965, 2096, 2130, 2220, 2272, 2358, 2556, 2620, 2627, 2664, 2840, 2960, 3144, 3195, 3330, 3408, 3552, 3930, 4192, 4260, 4440, 4716, 4847, 5112, 5240, 5254, 5328, 5680, 5895, 5920, 6288, 6390, 6660, 6816, 7860, 7881, 8520, 8880, 9301, 9432, 9694, 10224, 10480, 10508, 10656, 11360, 11790, 12576, 12780, 13135, 13320, 14541, 15720, 15762, 17040, 17760, 18602, 18864, 19388, 20448, 20960, 21016, 23580, 23643, 24235, 25560, 26270, 26640, 27903, 29082, 31440, 31524, 34080, 37204, 37728, 38776, 39405, 42032, 43623, 46505, 47160, 47286, 48470, 51120, 52540, 53280, 55806, 58164, 62880, 63048, 72705, 74408, 77552, 78810, 83709, 84064, 87246, 93010, 94320, 94572, 96940, 102240, 105080, 111612, 116328, 118215, 126096, 139515, 145410, 148816, 155104, 157620, 167418, 174492, 186020, 188640, 189144, 193880, 210160, 218115, 223224, 232656, 236430, 252192, 279030, 290820, 297632, 315240, 334836, 344137, 348984, 372040, 378288, 387760, 418545, 420320, 436230, 446448, 465312, 472860, 558060, 581640, 630480, 669672, 688274, 697968, 744080, 756576, 775520, 837090, 872460, 892896, 945720, 1032411, 1116120, 1163280, 1260960, 1339344, 1376548, 1395936, 1488160, 1674180, 1720685, 1744920, 1891440, 2064822, 2232240, 2326560, 2678688, 2753096, 3097233, 3348360, 3441370, 3489840, 3782880, 4129644, 4464480, 5162055, 5506192, 6194466, 6696720, 6882740, 6979680, 8259288, 10324110, 11012384, 12388932, 13393440, 13765480, 15486165, 16518576, 20648220, 24777864, 27530960, 30972330, 33037152, 41296440, 49555728, 55061920, 61944660, 82592880, 99111456, 123889320, 165185760, 247778640, 495557280]

約数ペア:

[(1, 495557280), (2, 247778640), (3, 165185760), (4, 123889320), (5, 99111456), (6, 82592880), (8, 61944660), (9, 55061920), (10, 49555728), (12, 41296440), (15, 33037152), (16, 30972330), (18, 27530960), (20, 24777864), (24, 20648220), (30, 16518576), (32, 15486165), (36, 13765480), (37, 13393440), (40, 12388932), (45, 11012384), (48, 10324110), (60, 8259288), (71, 6979680), (72, 6882740), (74, 6696720), (80, 6194466), (90, 5506192), (96, 5162055), (111, 4464480), (120, 4129644), (131, 3782880), (142, 3489840), (144, 3441370), (148, 3348360), (160, 3097233), (180, 2753096), (185, 2678688), (213, 2326560), (222, 2232240), (240, 2064822), (262, 1891440), (284, 1744920), (288, 1720685), (296, 1674180), (333, 1488160), (355, 1395936), (360, 1376548), (370, 1339344), (393, 1260960), (426, 1163280), (444, 1116120), (480, 1032411), (524, 945720), (555, 892896), (568, 872460), (592, 837090), (639, 775520), (655, 756576), (666, 744080), (710, 697968), (720, 688274), (740, 669672), (786, 630480), (852, 581640), (888, 558060), (1048, 472860), (1065, 465312), (1110, 446448), (1136, 436230), (1179, 420320), (1184, 418545), (1278, 387760), (1310, 378288), (1332, 372040), (1420, 348984), (1440, 344137), (1480, 334836), (1572, 315240), (1665, 297632), (1704, 290820), (1776, 279030), (1965, 252192), (2096, 236430), (2130, 232656), (2220, 223224), (2272, 218115), (2358, 210160), (2556, 193880), (2620, 189144), (2627, 188640), (2664, 186020), (2840, 174492), (2960, 167418), (3144, 157620), (3195, 155104), (3330, 148816), (3408, 145410), (3552, 139515), (3930, 126096), (4192, 118215), (4260, 116328), (4440, 111612), (4716, 105080), (4847, 102240), (5112, 96940), (5240, 94572), (5254, 94320), (5328, 93010), (5680, 87246), (5895, 84064), (5920, 83709), (6288, 78810), (6390, 77552), (6660, 74408), (6816, 72705), (7860, 63048), (7881, 62880), (8520, 58164), (8880, 55806), (9301, 53280), (9432, 52540), (9694, 51120), (10224, 48470), (10480, 47286), (10508, 47160), (10656, 46505), (11360, 43623), (11790, 42032), (12576, 39405), (12780, 38776), (13135, 37728), (13320, 37204), (14541, 34080), (15720, 31524), (15762, 31440), (17040, 29082), (17760, 27903), (18602, 26640), (18864, 26270), (19388, 25560), (20448, 24235), (20960, 23643), (21016, 23580)]