80298720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{55763}}^1$

素因数の和:55784

約数の個数: 72

約数和(自身を含む): 274024296

約数和(自身を除く): 193725576

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, 55763, 111526, 167289, 223052, 278815, 334578, 446104, 501867, 557630, 669156, 836445, 892208, 1003734, 1115260, 1338312, 1672890, 1784416, 2007468, 2230520, 2509335, 2676624, 3345780, 4014936, 4461040, 5018670, 5353248, 6691560, 8029872, 8922080, 10037340, 13383120, 16059744, 20074680, 26766240, 40149360, 80298720]

約数ペア:

[(1, 80298720), (2, 40149360), (3, 26766240), (4, 20074680), (5, 16059744), (6, 13383120), (8, 10037340), (9, 8922080), (10, 8029872), (12, 6691560), (15, 5353248), (16, 5018670), (18, 4461040), (20, 4014936), (24, 3345780), (30, 2676624), (32, 2509335), (36, 2230520), (40, 2007468), (45, 1784416), (48, 1672890), (60, 1338312), (72, 1115260), (80, 1003734), (90, 892208), (96, 836445), (120, 669156), (144, 557630), (160, 501867), (180, 446104), (240, 334578), (288, 278815), (360, 223052), (480, 167289), (720, 111526), (1440, 55763)]