71658720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{7109}}^1$

素因数の和:7137

約数の個数: 144

約数和(自身を含む): 279508320

約数和(自身を除く): 207849600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 7109, 10080, 14218, 21327, 28436, 35545, 42654, 49763, 56872, 63981, 71090, 85308, 99526, 106635, 113744, 127962, 142180, 149289, 170616, 199052, 213270, 227488, 248815, 255924, 284360, 298578, 319905, 341232, 398104, 426540, 447867, 497630, 511848, 568720, 597156, 639810, 682464, 746445, 796208, 853080, 895734, 995260, 1023696, 1137440, 1194312, 1279620, 1492890, 1592416, 1706160, 1791468, 1990520, 2047392, 2239335, 2388624, 2559240, 2985780, 3412320, 3582936, 3981040, 4478670, 4777248, 5118480, 5971560, 7165872, 7962080, 8957340, 10236960, 11943120, 14331744, 17914680, 23886240, 35829360, 71658720]

約数ペア:

[(1, 71658720), (2, 35829360), (3, 23886240), (4, 17914680), (5, 14331744), (6, 11943120), (7, 10236960), (8, 8957340), (9, 7962080), (10, 7165872), (12, 5971560), (14, 5118480), (15, 4777248), (16, 4478670), (18, 3981040), (20, 3582936), (21, 3412320), (24, 2985780), (28, 2559240), (30, 2388624), (32, 2239335), (35, 2047392), (36, 1990520), (40, 1791468), (42, 1706160), (45, 1592416), (48, 1492890), (56, 1279620), (60, 1194312), (63, 1137440), (70, 1023696), (72, 995260), (80, 895734), (84, 853080), (90, 796208), (96, 746445), (105, 682464), (112, 639810), (120, 597156), (126, 568720), (140, 511848), (144, 497630), (160, 447867), (168, 426540), (180, 398104), (210, 341232), (224, 319905), (240, 298578), (252, 284360), (280, 255924), (288, 248815), (315, 227488), (336, 213270), (360, 199052), (420, 170616), (480, 149289), (504, 142180), (560, 127962), (630, 113744), (672, 106635), (720, 99526), (840, 85308), (1008, 71090), (1120, 63981), (1260, 56872), (1440, 49763), (1680, 42654), (2016, 35545), (2520, 28436), (3360, 21327), (5040, 14218), (7109, 10080)]