490756320

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1993}}^1$

素因数の和:2039

約数の個数: 240

約数和(自身を含む): 1824031440

約数和(自身を除く): 1333275120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 513, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 1026, 1080, 1140, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1824, 1993, 2052, 2160, 2280, 2565, 2592, 2736, 3040, 3078, 3240, 3420, 3986, 4104, 4320, 4560, 5130, 5472, 5979, 6156, 6480, 6840, 7695, 7972, 8208, 9120, 9965, 10260, 11958, 12312, 12960, 13680, 15390, 15944, 16416, 17937, 19930, 20520, 23916, 24624, 27360, 29895, 30780, 31888, 35874, 37867, 39860, 41040, 47832, 49248, 53811, 59790, 61560, 63776, 71748, 75734, 79720, 82080, 89685, 95664, 107622, 113601, 119580, 123120, 143496, 151468, 159440, 161433, 179370, 189335, 191328, 215244, 227202, 239160, 246240, 269055, 286992, 302936, 318880, 322866, 340803, 358740, 378670, 430488, 454404, 478320, 538110, 568005, 573984, 605872, 645732, 681606, 717480, 757340, 807165, 860976, 908808, 956640, 1022409, 1076220, 1136010, 1211744, 1291464, 1363212, 1434960, 1514680, 1614330, 1704015, 1721952, 1817616, 2044818, 2152440, 2272020, 2582928, 2726424, 2869920, 3029360, 3067227, 3228660, 3408030, 3635232, 4089636, 4304880, 4544040, 5112045, 5165856, 5452848, 6058720, 6134454, 6457320, 6816060, 8179272, 8609760, 9088080, 10224090, 10905696, 12268908, 12914640, 13632120, 15336135, 16358544, 18176160, 20448180, 24537816, 25829280, 27264240, 30672270, 32717088, 40896360, 49075632, 54528480, 61344540, 81792720, 98151264, 122689080, 163585440, 245378160, 490756320]

約数ペア:

[(1, 490756320), (2, 245378160), (3, 163585440), (4, 122689080), (5, 98151264), (6, 81792720), (8, 61344540), (9, 54528480), (10, 49075632), (12, 40896360), (15, 32717088), (16, 30672270), (18, 27264240), (19, 25829280), (20, 24537816), (24, 20448180), (27, 18176160), (30, 16358544), (32, 15336135), (36, 13632120), (38, 12914640), (40, 12268908), (45, 10905696), (48, 10224090), (54, 9088080), (57, 8609760), (60, 8179272), (72, 6816060), (76, 6457320), (80, 6134454), (81, 6058720), (90, 5452848), (95, 5165856), (96, 5112045), (108, 4544040), (114, 4304880), (120, 4089636), (135, 3635232), (144, 3408030), (152, 3228660), (160, 3067227), (162, 3029360), (171, 2869920), (180, 2726424), (190, 2582928), (216, 2272020), (228, 2152440), (240, 2044818), (270, 1817616), (285, 1721952), (288, 1704015), (304, 1614330), (324, 1514680), (342, 1434960), (360, 1363212), (380, 1291464), (405, 1211744), (432, 1136010), (456, 1076220), (480, 1022409), (513, 956640), (540, 908808), (570, 860976), (608, 807165), (648, 757340), (684, 717480), (720, 681606), (760, 645732), (810, 605872), (855, 573984), (864, 568005), (912, 538110), (1026, 478320), (1080, 454404), (1140, 430488), (1296, 378670), (1368, 358740), (1440, 340803), (1520, 322866), (1539, 318880), (1620, 302936), (1710, 286992), (1824, 269055), (1993, 246240), (2052, 239160), (2160, 227202), (2280, 215244), (2565, 191328), (2592, 189335), (2736, 179370), (3040, 161433), (3078, 159440), (3240, 151468), (3420, 143496), (3986, 123120), (4104, 119580), (4320, 113601), (4560, 107622), (5130, 95664), (5472, 89685), (5979, 82080), (6156, 79720), (6480, 75734), (6840, 71748), (7695, 63776), (7972, 61560), (8208, 59790), (9120, 53811), (9965, 49248), (10260, 47832), (11958, 41040), (12312, 39860), (12960, 37867), (13680, 35874), (15390, 31888), (15944, 30780), (16416, 29895), (17937, 27360), (19930, 24624), (20520, 23916)]