7131440240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1453}}^1\times {\mathrm{3229}}^1$

素因数の和:4714

約数の個数: 80

約数和(自身を含む): 17470682400

約数和(自身を除く): 10339242160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1453, 1520, 2906, 3229, 5812, 6458, 7265, 11624, 12916, 14530, 16145, 23248, 25832, 27607, 29060, 32290, 51664, 55214, 58120, 61351, 64580, 110428, 116240, 122702, 129160, 138035, 220856, 245404, 258320, 276070, 306755, 441712, 490808, 552140, 613510, 981616, 1104280, 1227020, 2208560, 2454040, 4691737, 4908080, 9383474, 18766948, 23458685, 37533896, 46917370, 75067792, 89143003, 93834740, 178286006, 187669480, 356572012, 375338960, 445715015, 713144024, 891430030, 1426288048, 1782860060, 3565720120, 7131440240]

約数ペア:

[(1, 7131440240), (2, 3565720120), (4, 1782860060), (5, 1426288048), (8, 891430030), (10, 713144024), (16, 445715015), (19, 375338960), (20, 356572012), (38, 187669480), (40, 178286006), (76, 93834740), (80, 89143003), (95, 75067792), (152, 46917370), (190, 37533896), (304, 23458685), (380, 18766948), (760, 9383474), (1453, 4908080), (1520, 4691737), (2906, 2454040), (3229, 2208560), (5812, 1227020), (6458, 1104280), (7265, 981616), (11624, 613510), (12916, 552140), (14530, 490808), (16145, 441712), (23248, 306755), (25832, 276070), (27607, 258320), (29060, 245404), (32290, 220856), (51664, 138035), (55214, 129160), (58120, 122702), (61351, 116240), (64580, 110428)]