316818720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{220013}}^1$

素因数の和:220034

約数の個数: 72

約数和(自身を含む): 1081148796

約数和(自身を除く): 764330076

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 220013, 440026, 660039, 880052, 1100065, 1320078, 1760104, 1980117, 2200130, 2640156, 3300195, 3520208, 3960234, 4400260, 5280312, 6600390, 7040416, 7920468, 8800520, 9900585, 10560624, 13200780, 15840936, 17601040, 19801170, 21121248, 26401560, 31681872, 35202080, 39602340, 52803120, 63363744, 79204680, 105606240, 158409360, 316818720]

約数ペア:

[(1, 316818720), (2, 158409360), (3, 105606240), (4, 79204680), (5, 63363744), (6, 52803120), (8, 39602340), (9, 35202080), (10, 31681872), (12, 26401560), (15, 21121248), (16, 19801170), (18, 17601040), (20, 15840936), (24, 13200780), (30, 10560624), (32, 9900585), (36, 8800520), (40, 7920468), (45, 7040416), (48, 6600390), (60, 5280312), (72, 4400260), (80, 3960234), (90, 3520208), (96, 3300195), (120, 2640156), (144, 2200130), (160, 1980117), (180, 1760104), (240, 1320078), (288, 1100065), (360, 880052), (480, 660039), (720, 440026), (1440, 220013)]