78292480

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:304

約数の個数: 160

約数和(自身を含む): 228038976

約数和(自身を除く): 149746496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 257, 272, 280, 320, 340, 448, 476, 512, 514, 544, 560, 595, 640, 680, 896, 952, 1028, 1088, 1120, 1190, 1280, 1285, 1360, 1792, 1799, 1904, 2056, 2176, 2240, 2380, 2560, 2570, 2720, 3584, 3598, 3808, 4112, 4352, 4369, 4480, 4760, 5140, 5440, 7196, 7616, 8224, 8704, 8738, 8960, 8995, 9520, 10280, 10880, 14392, 15232, 16448, 17476, 17920, 17990, 19040, 20560, 21760, 21845, 28784, 30464, 30583, 32896, 34952, 35980, 38080, 41120, 43520, 43690, 57568, 60928, 61166, 65792, 69904, 71960, 76160, 82240, 87380, 115136, 122332, 131584, 139808, 143920, 152320, 152915, 164480, 174760, 230272, 244664, 279616, 287840, 304640, 305830, 328960, 349520, 460544, 489328, 559232, 575680, 611660, 657920, 699040, 921088, 978656, 1118464, 1151360, 1223320, 1398080, 1957312, 2236928, 2302720, 2446640, 2796160, 3914624, 4605440, 4893280, 5592320, 7829248, 9786560, 11184640, 15658496, 19573120, 39146240, 78292480]

約数ペア:

[(1, 78292480), (2, 39146240), (4, 19573120), (5, 15658496), (7, 11184640), (8, 9786560), (10, 7829248), (14, 5592320), (16, 4893280), (17, 4605440), (20, 3914624), (28, 2796160), (32, 2446640), (34, 2302720), (35, 2236928), (40, 1957312), (56, 1398080), (64, 1223320), (68, 1151360), (70, 1118464), (80, 978656), (85, 921088), (112, 699040), (119, 657920), (128, 611660), (136, 575680), (140, 559232), (160, 489328), (170, 460544), (224, 349520), (238, 328960), (256, 305830), (257, 304640), (272, 287840), (280, 279616), (320, 244664), (340, 230272), (448, 174760), (476, 164480), (512, 152915), (514, 152320), (544, 143920), (560, 139808), (595, 131584), (640, 122332), (680, 115136), (896, 87380), (952, 82240), (1028, 76160), (1088, 71960), (1120, 69904), (1190, 65792), (1280, 61166), (1285, 60928), (1360, 57568), (1792, 43690), (1799, 43520), (1904, 41120), (2056, 38080), (2176, 35980), (2240, 34952), (2380, 32896), (2560, 30583), (2570, 30464), (2720, 28784), (3584, 21845), (3598, 21760), (3808, 20560), (4112, 19040), (4352, 17990), (4369, 17920), (4480, 17476), (4760, 16448), (5140, 15232), (5440, 14392), (7196, 10880), (7616, 10280), (8224, 9520), (8704, 8995), (8738, 8960)]