16822520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:225

約数の個数: 128

約数和(自身を含む): 47355840

約数和(自身を除く): 30533320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 85, 88, 104, 110, 130, 136, 143, 170, 173, 187, 220, 221, 260, 286, 340, 346, 374, 440, 442, 520, 572, 680, 692, 715, 748, 865, 884, 935, 1105, 1144, 1384, 1430, 1496, 1730, 1768, 1870, 1903, 2210, 2249, 2431, 2860, 2941, 3460, 3740, 3806, 4420, 4498, 4862, 5720, 5882, 6920, 7480, 7612, 8840, 8996, 9515, 9724, 11245, 11764, 12155, 14705, 15224, 17992, 19030, 19448, 22490, 23528, 24310, 24739, 29410, 32351, 38060, 38233, 44980, 48620, 49478, 58820, 64702, 76120, 76466, 89960, 97240, 98956, 117640, 123695, 129404, 152932, 161755, 191165, 197912, 247390, 258808, 305864, 323510, 382330, 420563, 494780, 647020, 764660, 841126, 989560, 1294040, 1529320, 1682252, 2102815, 3364504, 4205630, 8411260, 16822520]

約数ペア:

[(1, 16822520), (2, 8411260), (4, 4205630), (5, 3364504), (8, 2102815), (10, 1682252), (11, 1529320), (13, 1294040), (17, 989560), (20, 841126), (22, 764660), (26, 647020), (34, 494780), (40, 420563), (44, 382330), (52, 323510), (55, 305864), (65, 258808), (68, 247390), (85, 197912), (88, 191165), (104, 161755), (110, 152932), (130, 129404), (136, 123695), (143, 117640), (170, 98956), (173, 97240), (187, 89960), (220, 76466), (221, 76120), (260, 64702), (286, 58820), (340, 49478), (346, 48620), (374, 44980), (440, 38233), (442, 38060), (520, 32351), (572, 29410), (680, 24739), (692, 24310), (715, 23528), (748, 22490), (865, 19448), (884, 19030), (935, 17992), (1105, 15224), (1144, 14705), (1384, 12155), (1430, 11764), (1496, 11245), (1730, 9724), (1768, 9515), (1870, 8996), (1903, 8840), (2210, 7612), (2249, 7480), (2431, 6920), (2860, 5882), (2941, 5720), (3460, 4862), (3740, 4498), (3806, 4420)]