72216480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{21493}}^1$

素因数の和:21518

約数の個数: 96

約数和(自身を含む): 259991424

約数和(自身を除く): 187774944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 21493, 42986, 64479, 85972, 107465, 128958, 150451, 171944, 214930, 257916, 300902, 322395, 343888, 429860, 451353, 515832, 601804, 644790, 687776, 752255, 859720, 902706, 1031664, 1203608, 1289580, 1504510, 1719440, 1805412, 2063328, 2256765, 2407216, 2579160, 3009020, 3438880, 3610824, 4513530, 4814432, 5158320, 6018040, 7221648, 9027060, 10316640, 12036080, 14443296, 18054120, 24072160, 36108240, 72216480]

約数ペア:

[(1, 72216480), (2, 36108240), (3, 24072160), (4, 18054120), (5, 14443296), (6, 12036080), (7, 10316640), (8, 9027060), (10, 7221648), (12, 6018040), (14, 5158320), (15, 4814432), (16, 4513530), (20, 3610824), (21, 3438880), (24, 3009020), (28, 2579160), (30, 2407216), (32, 2256765), (35, 2063328), (40, 1805412), (42, 1719440), (48, 1504510), (56, 1289580), (60, 1203608), (70, 1031664), (80, 902706), (84, 859720), (96, 752255), (105, 687776), (112, 644790), (120, 601804), (140, 515832), (160, 451353), (168, 429860), (210, 343888), (224, 322395), (240, 300902), (280, 257916), (336, 214930), (420, 171944), (480, 150451), (560, 128958), (672, 107465), (840, 85972), (1120, 64479), (1680, 42986), (3360, 21493)]