68884480

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{31}}^2$

素因数の和:96

約数の個数: 144

約数和(自身を含む): 195184080

約数和(自身を除く): 126299600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 512, 560, 620, 640, 868, 896, 961, 992, 1024, 1085, 1120, 1240, 1280, 1736, 1792, 1922, 1984, 2048, 2170, 2240, 2480, 2560, 3472, 3584, 3844, 3968, 4340, 4480, 4805, 4960, 5120, 6727, 6944, 7168, 7688, 7936, 8680, 8960, 9610, 9920, 10240, 13454, 13888, 14336, 15376, 15872, 17360, 17920, 19220, 19840, 26908, 27776, 30752, 31744, 33635, 34720, 35840, 38440, 39680, 53816, 55552, 61504, 63488, 67270, 69440, 71680, 76880, 79360, 107632, 111104, 123008, 134540, 138880, 153760, 158720, 215264, 222208, 246016, 269080, 277760, 307520, 317440, 430528, 444416, 492032, 538160, 555520, 615040, 861056, 984064, 1076320, 1111040, 1230080, 1722112, 1968128, 2152640, 2222080, 2460160, 3444224, 4305280, 4920320, 6888448, 8610560, 9840640, 13776896, 17221120, 34442240, 68884480]

約数ペア:

[(1, 68884480), (2, 34442240), (4, 17221120), (5, 13776896), (7, 9840640), (8, 8610560), (10, 6888448), (14, 4920320), (16, 4305280), (20, 3444224), (28, 2460160), (31, 2222080), (32, 2152640), (35, 1968128), (40, 1722112), (56, 1230080), (62, 1111040), (64, 1076320), (70, 984064), (80, 861056), (112, 615040), (124, 555520), (128, 538160), (140, 492032), (155, 444416), (160, 430528), (217, 317440), (224, 307520), (248, 277760), (256, 269080), (280, 246016), (310, 222208), (320, 215264), (434, 158720), (448, 153760), (496, 138880), (512, 134540), (560, 123008), (620, 111104), (640, 107632), (868, 79360), (896, 76880), (961, 71680), (992, 69440), (1024, 67270), (1085, 63488), (1120, 61504), (1240, 55552), (1280, 53816), (1736, 39680), (1792, 38440), (1922, 35840), (1984, 34720), (2048, 33635), (2170, 31744), (2240, 30752), (2480, 27776), (2560, 26908), (3472, 19840), (3584, 19220), (3844, 17920), (3968, 17360), (4340, 15872), (4480, 15376), (4805, 14336), (4960, 13888), (5120, 13454), (6727, 10240), (6944, 9920), (7168, 9610), (7688, 8960), (7936, 8680)]