255898080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 288

約数和(自身を含む): 943488000

約数和(自身を除く): 687589920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 47, 48, 57, 60, 72, 76, 80, 90, 94, 95, 96, 114, 120, 141, 144, 152, 160, 171, 180, 188, 190, 199, 228, 235, 240, 282, 285, 288, 304, 342, 360, 376, 380, 398, 423, 456, 470, 480, 564, 570, 597, 608, 684, 705, 720, 752, 760, 796, 846, 855, 893, 912, 940, 995, 1128, 1140, 1194, 1368, 1410, 1440, 1504, 1520, 1592, 1692, 1710, 1786, 1791, 1824, 1880, 1990, 2115, 2256, 2280, 2388, 2679, 2736, 2820, 2985, 3040, 3184, 3384, 3420, 3572, 3582, 3760, 3781, 3980, 4230, 4465, 4512, 4560, 4776, 5358, 5472, 5640, 5970, 6368, 6768, 6840, 7144, 7164, 7520, 7562, 7960, 8037, 8460, 8930, 8955, 9120, 9353, 9552, 10716, 11280, 11343, 11940, 13395, 13536, 13680, 14288, 14328, 15124, 15920, 16074, 16920, 17860, 17910, 18706, 18905, 19104, 21432, 22560, 22686, 23880, 26790, 27360, 28059, 28576, 28656, 30248, 31840, 32148, 33840, 34029, 35720, 35820, 37412, 37810, 40185, 42864, 45372, 46765, 47760, 53580, 56118, 56715, 57312, 60496, 64296, 67680, 68058, 71440, 71640, 74824, 75620, 80370, 84177, 85728, 90744, 93530, 95520, 107160, 112236, 113430, 120992, 128592, 136116, 140295, 142880, 143280, 149648, 151240, 160740, 168354, 170145, 177707, 181488, 187060, 214320, 224472, 226860, 257184, 272232, 280590, 286560, 299296, 302480, 321480, 336708, 340290, 355414, 362976, 374120, 420885, 428640, 448944, 453720, 533121, 544464, 561180, 604960, 642960, 673416, 680580, 710828, 748240, 841770, 888535, 897888, 907440, 1066242, 1088928, 1122360, 1285920, 1346832, 1361160, 1421656, 1496480, 1599363, 1683540, 1777070, 1814880, 2132484, 2244720, 2665605, 2693664, 2722320, 2843312, 3198726, 3367080, 3554140, 4264968, 4489440, 5331210, 5444640, 5686624, 6397452, 6734160, 7108280, 7996815, 8529936, 10662420, 12794904, 13468320, 14216560, 15993630, 17059872, 21324840, 25589808, 28433120, 31987260, 42649680, 51179616, 63974520, 85299360, 127949040, 255898080]

約数ペア:

[(1, 255898080), (2, 127949040), (3, 85299360), (4, 63974520), (5, 51179616), (6, 42649680), (8, 31987260), (9, 28433120), (10, 25589808), (12, 21324840), (15, 17059872), (16, 15993630), (18, 14216560), (19, 13468320), (20, 12794904), (24, 10662420), (30, 8529936), (32, 7996815), (36, 7108280), (38, 6734160), (40, 6397452), (45, 5686624), (47, 5444640), (48, 5331210), (57, 4489440), (60, 4264968), (72, 3554140), (76, 3367080), (80, 3198726), (90, 2843312), (94, 2722320), (95, 2693664), (96, 2665605), (114, 2244720), (120, 2132484), (141, 1814880), (144, 1777070), (152, 1683540), (160, 1599363), (171, 1496480), (180, 1421656), (188, 1361160), (190, 1346832), (199, 1285920), (228, 1122360), (235, 1088928), (240, 1066242), (282, 907440), (285, 897888), (288, 888535), (304, 841770), (342, 748240), (360, 710828), (376, 680580), (380, 673416), (398, 642960), (423, 604960), (456, 561180), (470, 544464), (480, 533121), (564, 453720), (570, 448944), (597, 428640), (608, 420885), (684, 374120), (705, 362976), (720, 355414), (752, 340290), (760, 336708), (796, 321480), (846, 302480), (855, 299296), (893, 286560), (912, 280590), (940, 272232), (995, 257184), (1128, 226860), (1140, 224472), (1194, 214320), (1368, 187060), (1410, 181488), (1440, 177707), (1504, 170145), (1520, 168354), (1592, 160740), (1692, 151240), (1710, 149648), (1786, 143280), (1791, 142880), (1824, 140295), (1880, 136116), (1990, 128592), (2115, 120992), (2256, 113430), (2280, 112236), (2388, 107160), (2679, 95520), (2736, 93530), (2820, 90744), (2985, 85728), (3040, 84177), (3184, 80370), (3384, 75620), (3420, 74824), (3572, 71640), (3582, 71440), (3760, 68058), (3781, 67680), (3980, 64296), (4230, 60496), (4465, 57312), (4512, 56715), (4560, 56118), (4776, 53580), (5358, 47760), (5472, 46765), (5640, 45372), (5970, 42864), (6368, 40185), (6768, 37810), (6840, 37412), (7144, 35820), (7164, 35720), (7520, 34029), (7562, 33840), (7960, 32148), (8037, 31840), (8460, 30248), (8930, 28656), (8955, 28576), (9120, 28059), (9353, 27360), (9552, 26790), (10716, 23880), (11280, 22686), (11343, 22560), (11940, 21432), (13395, 19104), (13536, 18905), (13680, 18706), (14288, 17910), (14328, 17860), (15124, 16920), (15920, 16074)]