64518720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{9601}}^1$

素因数の和:9628

約数の個数: 112

約数和(自身を含む): 234135168

約数和(自身を除く): 169616448

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, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 9601, 19202, 28803, 38404, 48005, 57606, 67207, 76808, 96010, 115212, 134414, 144015, 153616, 192020, 201621, 230424, 268828, 288030, 307232, 336035, 384040, 403242, 460848, 537656, 576060, 614464, 672070, 768080, 806484, 921696, 1008105, 1075312, 1152120, 1344140, 1536160, 1612968, 1843392, 2016210, 2150624, 2304240, 2688280, 3072320, 3225936, 4032420, 4301248, 4608480, 5376560, 6451872, 8064840, 9216960, 10753120, 12903744, 16129680, 21506240, 32259360, 64518720]

約数ペア:

[(1, 64518720), (2, 32259360), (3, 21506240), (4, 16129680), (5, 12903744), (6, 10753120), (7, 9216960), (8, 8064840), (10, 6451872), (12, 5376560), (14, 4608480), (15, 4301248), (16, 4032420), (20, 3225936), (21, 3072320), (24, 2688280), (28, 2304240), (30, 2150624), (32, 2016210), (35, 1843392), (40, 1612968), (42, 1536160), (48, 1344140), (56, 1152120), (60, 1075312), (64, 1008105), (70, 921696), (80, 806484), (84, 768080), (96, 672070), (105, 614464), (112, 576060), (120, 537656), (140, 460848), (160, 403242), (168, 384040), (192, 336035), (210, 307232), (224, 288030), (240, 268828), (280, 230424), (320, 201621), (336, 192020), (420, 153616), (448, 144015), (480, 134414), (560, 115212), (672, 96010), (840, 76808), (960, 67207), (1120, 57606), (1344, 48005), (1680, 38404), (2240, 28803), (3360, 19202), (6720, 9601)]