301984640

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^2\times {\mathrm{491}}^1$

素因数の和:572

約数の個数: 96

約数和(自身を含む): 747490680

約数和(自身を除く): 445506040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 491, 496, 620, 640, 961, 982, 992, 1240, 1922, 1964, 1984, 2455, 2480, 3844, 3928, 3968, 4805, 4910, 4960, 7688, 7856, 9610, 9820, 9920, 15221, 15376, 15712, 19220, 19640, 19840, 30442, 30752, 31424, 38440, 39280, 60884, 61504, 62848, 76105, 76880, 78560, 121768, 123008, 152210, 153760, 157120, 243536, 304420, 307520, 314240, 471851, 487072, 608840, 615040, 943702, 974144, 1217680, 1887404, 1948288, 2359255, 2435360, 3774808, 4718510, 4870720, 7549616, 9437020, 9741440, 15099232, 18874040, 30198464, 37748080, 60396928, 75496160, 150992320, 301984640]

約数ペア:

[(1, 301984640), (2, 150992320), (4, 75496160), (5, 60396928), (8, 37748080), (10, 30198464), (16, 18874040), (20, 15099232), (31, 9741440), (32, 9437020), (40, 7549616), (62, 4870720), (64, 4718510), (80, 3774808), (124, 2435360), (128, 2359255), (155, 1948288), (160, 1887404), (248, 1217680), (310, 974144), (320, 943702), (491, 615040), (496, 608840), (620, 487072), (640, 471851), (961, 314240), (982, 307520), (992, 304420), (1240, 243536), (1922, 157120), (1964, 153760), (1984, 152210), (2455, 123008), (2480, 121768), (3844, 78560), (3928, 76880), (3968, 76105), (4805, 62848), (4910, 61504), (4960, 60884), (7688, 39280), (7856, 38440), (9610, 31424), (9820, 30752), (9920, 30442), (15221, 19840), (15376, 19640), (15712, 19220)]