128512080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{178489}}^1$

素因数の和:178508

約数の個数: 60

約数和(自身を含む): 431588820

約数和(自身を除く): 303076740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 178489, 356978, 535467, 713956, 892445, 1070934, 1427912, 1606401, 1784890, 2141868, 2677335, 2855824, 3212802, 3569780, 4283736, 5354670, 6425604, 7139560, 8032005, 8567472, 10709340, 12851208, 14279120, 16064010, 21418680, 25702416, 32128020, 42837360, 64256040, 128512080]

約数ペア:

[(1, 128512080), (2, 64256040), (3, 42837360), (4, 32128020), (5, 25702416), (6, 21418680), (8, 16064010), (9, 14279120), (10, 12851208), (12, 10709340), (15, 8567472), (16, 8032005), (18, 7139560), (20, 6425604), (24, 5354670), (30, 4283736), (36, 3569780), (40, 3212802), (45, 2855824), (48, 2677335), (60, 2141868), (72, 1784890), (80, 1606401), (90, 1427912), (120, 1070934), (144, 892445), (180, 713956), (240, 535467), (360, 356978), (720, 178489)]