16788240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{3331}}^1$

素因数の和:3357

約数の個数: 120

約数和(自身を含む): 64454208

約数和(自身を除く): 47665968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 3331, 5040, 6662, 9993, 13324, 16655, 19986, 23317, 26648, 29979, 33310, 39972, 46634, 49965, 53296, 59958, 66620, 69951, 79944, 93268, 99930, 116585, 119916, 133240, 139902, 149895, 159888, 186536, 199860, 209853, 233170, 239832, 266480, 279804, 299790, 349755, 373072, 399720, 419706, 466340, 479664, 559608, 599580, 699510, 799440, 839412, 932680, 1049265, 1119216, 1199160, 1399020, 1678824, 1865360, 2098530, 2398320, 2798040, 3357648, 4197060, 5596080, 8394120, 16788240]

約数ペア:

[(1, 16788240), (2, 8394120), (3, 5596080), (4, 4197060), (5, 3357648), (6, 2798040), (7, 2398320), (8, 2098530), (9, 1865360), (10, 1678824), (12, 1399020), (14, 1199160), (15, 1119216), (16, 1049265), (18, 932680), (20, 839412), (21, 799440), (24, 699510), (28, 599580), (30, 559608), (35, 479664), (36, 466340), (40, 419706), (42, 399720), (45, 373072), (48, 349755), (56, 299790), (60, 279804), (63, 266480), (70, 239832), (72, 233170), (80, 209853), (84, 199860), (90, 186536), (105, 159888), (112, 149895), (120, 139902), (126, 133240), (140, 119916), (144, 116585), (168, 99930), (180, 93268), (210, 79944), (240, 69951), (252, 66620), (280, 59958), (315, 53296), (336, 49965), (360, 46634), (420, 39972), (504, 33310), (560, 29979), (630, 26648), (720, 23317), (840, 19986), (1008, 16655), (1260, 13324), (1680, 9993), (2520, 6662), (3331, 5040)]