71557920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:288

約数の個数: 288

約数和(自身を含む): 289336320

約数和(自身を除く): 217778400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 140, 144, 155, 160, 168, 180, 186, 210, 217, 224, 229, 240, 248, 252, 279, 280, 288, 310, 315, 336, 360, 372, 420, 434, 458, 465, 480, 496, 504, 558, 560, 620, 630, 651, 672, 687, 720, 744, 840, 868, 916, 930, 992, 1008, 1085, 1116, 1120, 1145, 1240, 1260, 1302, 1374, 1395, 1440, 1488, 1603, 1680, 1736, 1832, 1860, 1953, 2016, 2061, 2170, 2232, 2290, 2480, 2520, 2604, 2748, 2790, 2976, 3206, 3255, 3360, 3435, 3472, 3664, 3720, 3906, 4122, 4340, 4464, 4580, 4809, 4960, 5040, 5208, 5496, 5580, 6412, 6510, 6870, 6944, 7099, 7328, 7440, 7812, 8015, 8244, 8680, 8928, 9160, 9618, 9765, 10080, 10305, 10416, 10992, 11160, 12824, 13020, 13740, 14198, 14427, 14880, 15624, 16030, 16488, 17360, 18320, 19236, 19530, 20610, 20832, 21297, 21984, 22320, 24045, 25648, 26040, 27480, 28396, 28854, 31248, 32060, 32976, 34720, 35495, 36640, 38472, 39060, 41220, 42594, 44640, 48090, 49693, 51296, 52080, 54960, 56792, 57708, 62496, 63891, 64120, 65952, 70990, 72135, 76944, 78120, 82440, 85188, 96180, 99386, 104160, 106485, 109920, 113584, 115416, 127782, 128240, 141980, 144270, 149079, 153888, 156240, 164880, 170376, 192360, 198772, 212970, 227168, 230832, 248465, 255564, 256480, 283960, 288540, 298158, 312480, 319455, 329760, 340752, 384720, 397544, 425940, 447237, 461664, 496930, 511128, 567920, 577080, 596316, 638910, 681504, 745395, 769440, 795088, 851880, 894474, 993860, 1022256, 1135840, 1154160, 1192632, 1277820, 1490790, 1590176, 1703760, 1788948, 1987720, 2044512, 2236185, 2308320, 2385264, 2555640, 2981580, 3407520, 3577896, 3975440, 4472370, 4770528, 5111280, 5963160, 7155792, 7950880, 8944740, 10222560, 11926320, 14311584, 17889480, 23852640, 35778960, 71557920]

約数ペア:

[(1, 71557920), (2, 35778960), (3, 23852640), (4, 17889480), (5, 14311584), (6, 11926320), (7, 10222560), (8, 8944740), (9, 7950880), (10, 7155792), (12, 5963160), (14, 5111280), (15, 4770528), (16, 4472370), (18, 3975440), (20, 3577896), (21, 3407520), (24, 2981580), (28, 2555640), (30, 2385264), (31, 2308320), (32, 2236185), (35, 2044512), (36, 1987720), (40, 1788948), (42, 1703760), (45, 1590176), (48, 1490790), (56, 1277820), (60, 1192632), (62, 1154160), (63, 1135840), (70, 1022256), (72, 993860), (80, 894474), (84, 851880), (90, 795088), (93, 769440), (96, 745395), (105, 681504), (112, 638910), (120, 596316), (124, 577080), (126, 567920), (140, 511128), (144, 496930), (155, 461664), (160, 447237), (168, 425940), (180, 397544), (186, 384720), (210, 340752), (217, 329760), (224, 319455), (229, 312480), (240, 298158), (248, 288540), (252, 283960), (279, 256480), (280, 255564), (288, 248465), (310, 230832), (315, 227168), (336, 212970), (360, 198772), (372, 192360), (420, 170376), (434, 164880), (458, 156240), (465, 153888), (480, 149079), (496, 144270), (504, 141980), (558, 128240), (560, 127782), (620, 115416), (630, 113584), (651, 109920), (672, 106485), (687, 104160), (720, 99386), (744, 96180), (840, 85188), (868, 82440), (916, 78120), (930, 76944), (992, 72135), (1008, 70990), (1085, 65952), (1116, 64120), (1120, 63891), (1145, 62496), (1240, 57708), (1260, 56792), (1302, 54960), (1374, 52080), (1395, 51296), (1440, 49693), (1488, 48090), (1603, 44640), (1680, 42594), (1736, 41220), (1832, 39060), (1860, 38472), (1953, 36640), (2016, 35495), (2061, 34720), (2170, 32976), (2232, 32060), (2290, 31248), (2480, 28854), (2520, 28396), (2604, 27480), (2748, 26040), (2790, 25648), (2976, 24045), (3206, 22320), (3255, 21984), (3360, 21297), (3435, 20832), (3472, 20610), (3664, 19530), (3720, 19236), (3906, 18320), (4122, 17360), (4340, 16488), (4464, 16030), (4580, 15624), (4809, 14880), (4960, 14427), (5040, 14198), (5208, 13740), (5496, 13020), (5580, 12824), (6412, 11160), (6510, 10992), (6870, 10416), (6944, 10305), (7099, 10080), (7328, 9765), (7440, 9618), (7812, 9160), (8015, 8928), (8244, 8680)]