78894720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13697}}^1$

素因数の和:13722

約数の個数: 96

約数和(自身を含む): 272453220

約数和(自身を除く): 193558500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 13697, 27394, 41091, 54788, 68485, 82182, 109576, 123273, 136970, 164364, 205455, 219152, 246546, 273940, 328728, 410910, 438304, 493092, 547880, 616365, 657456, 821820, 876608, 986184, 1095760, 1232730, 1314912, 1643640, 1753216, 1972368, 2191520, 2465460, 2629824, 3287280, 3944736, 4383040, 4930920, 5259648, 6574560, 7889472, 8766080, 9861840, 13149120, 15778944, 19723680, 26298240, 39447360, 78894720]

約数ペア:

[(1, 78894720), (2, 39447360), (3, 26298240), (4, 19723680), (5, 15778944), (6, 13149120), (8, 9861840), (9, 8766080), (10, 7889472), (12, 6574560), (15, 5259648), (16, 4930920), (18, 4383040), (20, 3944736), (24, 3287280), (30, 2629824), (32, 2465460), (36, 2191520), (40, 1972368), (45, 1753216), (48, 1643640), (60, 1314912), (64, 1232730), (72, 1095760), (80, 986184), (90, 876608), (96, 821820), (120, 657456), (128, 616365), (144, 547880), (160, 493092), (180, 438304), (192, 410910), (240, 328728), (288, 273940), (320, 246546), (360, 219152), (384, 205455), (480, 164364), (576, 136970), (640, 123273), (720, 109576), (960, 82182), (1152, 68485), (1440, 54788), (1920, 41091), (2880, 27394), (5760, 13697)]