71798720

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:291

約数の個数: 168

約数和(自身を含む): 210220560

約数和(自身を除く): 138421840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 241, 245, 266, 280, 304, 320, 380, 392, 448, 482, 490, 532, 560, 608, 665, 760, 784, 931, 964, 980, 1064, 1120, 1205, 1216, 1330, 1520, 1568, 1687, 1862, 1928, 1960, 2128, 2240, 2410, 2660, 3040, 3136, 3374, 3724, 3856, 3920, 4256, 4579, 4655, 4820, 5320, 6080, 6748, 7448, 7712, 7840, 8435, 8512, 9158, 9310, 9640, 10640, 11809, 13496, 14896, 15424, 15680, 16870, 18316, 18620, 19280, 21280, 22895, 23618, 26992, 29792, 32053, 33740, 36632, 37240, 38560, 42560, 45790, 47236, 53984, 59045, 59584, 64106, 67480, 73264, 74480, 77120, 91580, 94472, 107968, 118090, 128212, 134960, 146528, 148960, 160265, 183160, 188944, 224371, 236180, 256424, 269920, 293056, 297920, 320530, 366320, 377888, 448742, 472360, 512848, 539840, 641060, 732640, 755776, 897484, 944720, 1025696, 1121855, 1282120, 1465280, 1794968, 1889440, 2051392, 2243710, 2564240, 3589936, 3778880, 4487420, 5128480, 7179872, 8974840, 10256960, 14359744, 17949680, 35899360, 71798720]

約数ペア:

[(1, 71798720), (2, 35899360), (4, 17949680), (5, 14359744), (7, 10256960), (8, 8974840), (10, 7179872), (14, 5128480), (16, 4487420), (19, 3778880), (20, 3589936), (28, 2564240), (32, 2243710), (35, 2051392), (38, 1889440), (40, 1794968), (49, 1465280), (56, 1282120), (64, 1121855), (70, 1025696), (76, 944720), (80, 897484), (95, 755776), (98, 732640), (112, 641060), (133, 539840), (140, 512848), (152, 472360), (160, 448742), (190, 377888), (196, 366320), (224, 320530), (241, 297920), (245, 293056), (266, 269920), (280, 256424), (304, 236180), (320, 224371), (380, 188944), (392, 183160), (448, 160265), (482, 148960), (490, 146528), (532, 134960), (560, 128212), (608, 118090), (665, 107968), (760, 94472), (784, 91580), (931, 77120), (964, 74480), (980, 73264), (1064, 67480), (1120, 64106), (1205, 59584), (1216, 59045), (1330, 53984), (1520, 47236), (1568, 45790), (1687, 42560), (1862, 38560), (1928, 37240), (1960, 36632), (2128, 33740), (2240, 32053), (2410, 29792), (2660, 26992), (3040, 23618), (3136, 22895), (3374, 21280), (3724, 19280), (3856, 18620), (3920, 18316), (4256, 16870), (4579, 15680), (4655, 15424), (4820, 14896), (5320, 13496), (6080, 11809), (6748, 10640), (7448, 9640), (7712, 9310), (7840, 9158), (8435, 8512)]