73070720

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 188006400

約数和(自身を除く): 114935680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 116, 124, 127, 128, 145, 155, 160, 232, 248, 254, 290, 310, 320, 464, 496, 508, 580, 620, 635, 640, 899, 928, 992, 1016, 1160, 1240, 1270, 1798, 1856, 1984, 2032, 2320, 2480, 2540, 3596, 3683, 3712, 3937, 3968, 4064, 4495, 4640, 4960, 5080, 7192, 7366, 7874, 8128, 8990, 9280, 9920, 10160, 14384, 14732, 15748, 16256, 17980, 18415, 18560, 19685, 19840, 20320, 28768, 29464, 31496, 35960, 36830, 39370, 40640, 57536, 58928, 62992, 71920, 73660, 78740, 81280, 114173, 115072, 117856, 125984, 143840, 147320, 157480, 228346, 235712, 251968, 287680, 294640, 314960, 456692, 471424, 503936, 570865, 575360, 589280, 629920, 913384, 1141730, 1178560, 1259840, 1826768, 2283460, 2357120, 2519680, 3653536, 4566920, 7307072, 9133840, 14614144, 18267680, 36535360, 73070720]

約数ペア:

[(1, 73070720), (2, 36535360), (4, 18267680), (5, 14614144), (8, 9133840), (10, 7307072), (16, 4566920), (20, 3653536), (29, 2519680), (31, 2357120), (32, 2283460), (40, 1826768), (58, 1259840), (62, 1178560), (64, 1141730), (80, 913384), (116, 629920), (124, 589280), (127, 575360), (128, 570865), (145, 503936), (155, 471424), (160, 456692), (232, 314960), (248, 294640), (254, 287680), (290, 251968), (310, 235712), (320, 228346), (464, 157480), (496, 147320), (508, 143840), (580, 125984), (620, 117856), (635, 115072), (640, 114173), (899, 81280), (928, 78740), (992, 73660), (1016, 71920), (1160, 62992), (1240, 58928), (1270, 57536), (1798, 40640), (1856, 39370), (1984, 36830), (2032, 35960), (2320, 31496), (2480, 29464), (2540, 28768), (3596, 20320), (3683, 19840), (3712, 19685), (3937, 18560), (3968, 18415), (4064, 17980), (4495, 16256), (4640, 15748), (4960, 14732), (5080, 14384), (7192, 10160), (7366, 9920), (7874, 9280), (8128, 8990)]