64240960

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:289

約数の個数: 168

約数和(自身を含む): 189198504

約数和(自身を除く): 124957544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 224, 238, 241, 245, 272, 280, 320, 340, 392, 448, 476, 482, 490, 544, 560, 595, 680, 784, 833, 952, 964, 980, 1088, 1120, 1190, 1205, 1360, 1568, 1666, 1687, 1904, 1928, 1960, 2240, 2380, 2410, 2720, 3136, 3332, 3374, 3808, 3856, 3920, 4097, 4165, 4760, 4820, 5440, 6664, 6748, 7616, 7712, 7840, 8194, 8330, 8435, 9520, 9640, 11809, 13328, 13496, 15424, 15680, 16388, 16660, 16870, 19040, 19280, 20485, 23618, 26656, 26992, 28679, 32776, 33320, 33740, 38080, 38560, 40970, 47236, 53312, 53984, 57358, 59045, 65552, 66640, 67480, 77120, 81940, 94472, 107968, 114716, 118090, 131104, 133280, 134960, 143395, 163880, 188944, 200753, 229432, 236180, 262208, 266560, 269920, 286790, 327760, 377888, 401506, 458864, 472360, 539840, 573580, 655520, 755776, 803012, 917728, 944720, 1003765, 1147160, 1311040, 1606024, 1835456, 1889440, 2007530, 2294320, 3212048, 3778880, 4015060, 4588640, 6424096, 8030120, 9177280, 12848192, 16060240, 32120480, 64240960]

約数ペア:

[(1, 64240960), (2, 32120480), (4, 16060240), (5, 12848192), (7, 9177280), (8, 8030120), (10, 6424096), (14, 4588640), (16, 4015060), (17, 3778880), (20, 3212048), (28, 2294320), (32, 2007530), (34, 1889440), (35, 1835456), (40, 1606024), (49, 1311040), (56, 1147160), (64, 1003765), (68, 944720), (70, 917728), (80, 803012), (85, 755776), (98, 655520), (112, 573580), (119, 539840), (136, 472360), (140, 458864), (160, 401506), (170, 377888), (196, 327760), (224, 286790), (238, 269920), (241, 266560), (245, 262208), (272, 236180), (280, 229432), (320, 200753), (340, 188944), (392, 163880), (448, 143395), (476, 134960), (482, 133280), (490, 131104), (544, 118090), (560, 114716), (595, 107968), (680, 94472), (784, 81940), (833, 77120), (952, 67480), (964, 66640), (980, 65552), (1088, 59045), (1120, 57358), (1190, 53984), (1205, 53312), (1360, 47236), (1568, 40970), (1666, 38560), (1687, 38080), (1904, 33740), (1928, 33320), (1960, 32776), (2240, 28679), (2380, 26992), (2410, 26656), (2720, 23618), (3136, 20485), (3332, 19280), (3374, 19040), (3808, 16870), (3856, 16660), (3920, 16388), (4097, 15680), (4165, 15424), (4760, 13496), (4820, 13328), (5440, 11809), (6664, 9640), (6748, 9520), (7616, 8435), (7712, 8330), (7840, 8194)]