71335680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1429}}^1$

素因数の和:1466

約数の個数: 144

約数和(自身を含む): 245525280

約数和(自身を除く): 174189600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1429, 1560, 1664, 1920, 2080, 2496, 2858, 3120, 3328, 3840, 4160, 4287, 4992, 5716, 6240, 7145, 8320, 8574, 9984, 11432, 12480, 14290, 16640, 17148, 18577, 21435, 22864, 24960, 28580, 34296, 37154, 42870, 45728, 49920, 55731, 57160, 68592, 74308, 85740, 91456, 92885, 111462, 114320, 137184, 148616, 171480, 182912, 185770, 222924, 228640, 274368, 278655, 297232, 342960, 365824, 371540, 445848, 457280, 548736, 557310, 594464, 685920, 743080, 891696, 914560, 1097472, 1114620, 1188928, 1371840, 1486160, 1783392, 1829120, 2229240, 2377856, 2743680, 2972320, 3566784, 4458480, 4755712, 5487360, 5944640, 7133568, 8916960, 11889280, 14267136, 17833920, 23778560, 35667840, 71335680]

約数ペア:

[(1, 71335680), (2, 35667840), (3, 23778560), (4, 17833920), (5, 14267136), (6, 11889280), (8, 8916960), (10, 7133568), (12, 5944640), (13, 5487360), (15, 4755712), (16, 4458480), (20, 3566784), (24, 2972320), (26, 2743680), (30, 2377856), (32, 2229240), (39, 1829120), (40, 1783392), (48, 1486160), (52, 1371840), (60, 1188928), (64, 1114620), (65, 1097472), (78, 914560), (80, 891696), (96, 743080), (104, 685920), (120, 594464), (128, 557310), (130, 548736), (156, 457280), (160, 445848), (192, 371540), (195, 365824), (208, 342960), (240, 297232), (256, 278655), (260, 274368), (312, 228640), (320, 222924), (384, 185770), (390, 182912), (416, 171480), (480, 148616), (520, 137184), (624, 114320), (640, 111462), (768, 92885), (780, 91456), (832, 85740), (960, 74308), (1040, 68592), (1248, 57160), (1280, 55731), (1429, 49920), (1560, 45728), (1664, 42870), (1920, 37154), (2080, 34296), (2496, 28580), (2858, 24960), (3120, 22864), (3328, 21435), (3840, 18577), (4160, 17148), (4287, 16640), (4992, 14290), (5716, 12480), (6240, 11432), (7145, 9984), (8320, 8574)]