82178880

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{1747}}^1$

素因数の和:1781

約数の個数: 168

約数和(自身を含む): 303690528

約数和(自身を除く): 221511648

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, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1747, 1960, 2240, 2352, 2940, 3136, 3360, 3494, 3920, 4704, 5241, 5880, 6720, 6988, 7840, 8735, 9408, 10482, 11760, 12229, 13976, 15680, 17470, 20964, 23520, 24458, 26205, 27952, 34940, 36687, 41928, 47040, 48916, 52410, 55904, 61145, 69880, 73374, 83856, 85603, 97832, 104820, 111808, 122290, 139760, 146748, 167712, 171206, 183435, 195664, 209640, 244580, 256809, 279520, 293496, 335424, 342412, 366870, 391328, 419280, 428015, 489160, 513618, 559040, 586992, 684824, 733740, 782656, 838560, 856030, 978320, 1027236, 1173984, 1284045, 1369648, 1467480, 1677120, 1712060, 1956640, 2054472, 2347968, 2568090, 2739296, 2934960, 3424120, 3913280, 4108944, 5136180, 5478592, 5869920, 6848240, 8217888, 10272360, 11739840, 13696480, 16435776, 20544720, 27392960, 41089440, 82178880]

約数ペア:

[(1, 82178880), (2, 41089440), (3, 27392960), (4, 20544720), (5, 16435776), (6, 13696480), (7, 11739840), (8, 10272360), (10, 8217888), (12, 6848240), (14, 5869920), (15, 5478592), (16, 5136180), (20, 4108944), (21, 3913280), (24, 3424120), (28, 2934960), (30, 2739296), (32, 2568090), (35, 2347968), (40, 2054472), (42, 1956640), (48, 1712060), (49, 1677120), (56, 1467480), (60, 1369648), (64, 1284045), (70, 1173984), (80, 1027236), (84, 978320), (96, 856030), (98, 838560), (105, 782656), (112, 733740), (120, 684824), (140, 586992), (147, 559040), (160, 513618), (168, 489160), (192, 428015), (196, 419280), (210, 391328), (224, 366870), (240, 342412), (245, 335424), (280, 293496), (294, 279520), (320, 256809), (336, 244580), (392, 209640), (420, 195664), (448, 183435), (480, 171206), (490, 167712), (560, 146748), (588, 139760), (672, 122290), (735, 111808), (784, 104820), (840, 97832), (960, 85603), (980, 83856), (1120, 73374), (1176, 69880), (1344, 61145), (1470, 55904), (1568, 52410), (1680, 48916), (1747, 47040), (1960, 41928), (2240, 36687), (2352, 34940), (2940, 27952), (3136, 26205), (3360, 24458), (3494, 23520), (3920, 20964), (4704, 17470), (5241, 15680), (5880, 13976), (6720, 12229), (6988, 11760), (7840, 10482), (8735, 9408)]