68448640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:484

約数の個数: 128

約数和(自身を含む): 185925600

約数和(自身を除く): 117476960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 433, 494, 520, 608, 640, 760, 832, 866, 988, 1040, 1216, 1235, 1520, 1664, 1732, 1976, 2080, 2165, 2432, 2470, 3040, 3464, 3952, 4160, 4330, 4940, 5629, 6080, 6928, 7904, 8227, 8320, 8660, 9880, 11258, 12160, 13856, 15808, 16454, 17320, 19760, 22516, 27712, 28145, 31616, 32908, 34640, 39520, 41135, 45032, 55424, 56290, 65816, 69280, 79040, 82270, 90064, 106951, 112580, 131632, 138560, 158080, 164540, 180128, 213902, 225160, 263264, 277120, 329080, 360256, 427804, 450320, 526528, 534755, 658160, 720512, 855608, 900640, 1053056, 1069510, 1316320, 1711216, 1801280, 2139020, 2632640, 3422432, 3602560, 4278040, 5265280, 6844864, 8556080, 13689728, 17112160, 34224320, 68448640]

約数ペア:

[(1, 68448640), (2, 34224320), (4, 17112160), (5, 13689728), (8, 8556080), (10, 6844864), (13, 5265280), (16, 4278040), (19, 3602560), (20, 3422432), (26, 2632640), (32, 2139020), (38, 1801280), (40, 1711216), (52, 1316320), (64, 1069510), (65, 1053056), (76, 900640), (80, 855608), (95, 720512), (104, 658160), (128, 534755), (130, 526528), (152, 450320), (160, 427804), (190, 360256), (208, 329080), (247, 277120), (260, 263264), (304, 225160), (320, 213902), (380, 180128), (416, 164540), (433, 158080), (494, 138560), (520, 131632), (608, 112580), (640, 106951), (760, 90064), (832, 82270), (866, 79040), (988, 69280), (1040, 65816), (1216, 56290), (1235, 55424), (1520, 45032), (1664, 41135), (1732, 39520), (1976, 34640), (2080, 32908), (2165, 31616), (2432, 28145), (2470, 27712), (3040, 22516), (3464, 19760), (3952, 17320), (4160, 16454), (4330, 15808), (4940, 13856), (5629, 12160), (6080, 11258), (6928, 9880), (7904, 8660), (8227, 8320)]