21496885920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{62989}}^1$

素因数の和:63092

約数の個数: 192

約数和(自身を含む): 76192704000

約数和(自身を除く): 54695818080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 79, 80, 90, 96, 108, 120, 135, 144, 158, 160, 180, 216, 237, 240, 270, 288, 316, 360, 395, 432, 474, 480, 540, 632, 711, 720, 790, 864, 948, 1080, 1185, 1264, 1422, 1440, 1580, 1896, 2133, 2160, 2370, 2528, 2844, 3160, 3555, 3792, 4266, 4320, 4740, 5688, 6320, 7110, 7584, 8532, 9480, 10665, 11376, 12640, 14220, 17064, 18960, 21330, 22752, 28440, 34128, 37920, 42660, 56880, 62989, 68256, 85320, 113760, 125978, 170640, 188967, 251956, 314945, 341280, 377934, 503912, 566901, 629890, 755868, 944835, 1007824, 1133802, 1259780, 1511736, 1700703, 1889670, 2015648, 2267604, 2519560, 2834505, 3023472, 3401406, 3779340, 4535208, 4976131, 5039120, 5669010, 6046944, 6802812, 7558680, 8503515, 9070416, 9952262, 10078240, 11338020, 13605624, 14928393, 15117360, 17007030, 18140832, 19904524, 22676040, 24880655, 27211248, 29856786, 30234720, 34014060, 39809048, 44785179, 45352080, 49761310, 54422496, 59713572, 68028120, 74641965, 79618096, 89570358, 90704160, 99522620, 119427144, 134355537, 136056240, 149283930, 159236192, 179140716, 199045240, 223925895, 238854288, 268711074, 272112480, 298567860, 358281432, 398090480, 447851790, 477708576, 537422148, 597135720, 671777685, 716562864, 796180960, 895703580, 1074844296, 1194271440, 1343555370, 1433125728, 1791407160, 2149688592, 2388542880, 2687110740, 3582814320, 4299377184, 5374221480, 7165628640, 10748442960, 21496885920]

約数ペア:

[(1, 21496885920), (2, 10748442960), (3, 7165628640), (4, 5374221480), (5, 4299377184), (6, 3582814320), (8, 2687110740), (9, 2388542880), (10, 2149688592), (12, 1791407160), (15, 1433125728), (16, 1343555370), (18, 1194271440), (20, 1074844296), (24, 895703580), (27, 796180960), (30, 716562864), (32, 671777685), (36, 597135720), (40, 537422148), (45, 477708576), (48, 447851790), (54, 398090480), (60, 358281432), (72, 298567860), (79, 272112480), (80, 268711074), (90, 238854288), (96, 223925895), (108, 199045240), (120, 179140716), (135, 159236192), (144, 149283930), (158, 136056240), (160, 134355537), (180, 119427144), (216, 99522620), (237, 90704160), (240, 89570358), (270, 79618096), (288, 74641965), (316, 68028120), (360, 59713572), (395, 54422496), (432, 49761310), (474, 45352080), (480, 44785179), (540, 39809048), (632, 34014060), (711, 30234720), (720, 29856786), (790, 27211248), (864, 24880655), (948, 22676040), (1080, 19904524), (1185, 18140832), (1264, 17007030), (1422, 15117360), (1440, 14928393), (1580, 13605624), (1896, 11338020), (2133, 10078240), (2160, 9952262), (2370, 9070416), (2528, 8503515), (2844, 7558680), (3160, 6802812), (3555, 6046944), (3792, 5669010), (4266, 5039120), (4320, 4976131), (4740, 4535208), (5688, 3779340), (6320, 3401406), (7110, 3023472), (7584, 2834505), (8532, 2519560), (9480, 2267604), (10665, 2015648), (11376, 1889670), (12640, 1700703), (14220, 1511736), (17064, 1259780), (18960, 1133802), (21330, 1007824), (22752, 944835), (28440, 755868), (34128, 629890), (37920, 566901), (42660, 503912), (56880, 377934), (62989, 341280), (68256, 314945), (85320, 251956), (113760, 188967), (125978, 170640)]