218417920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1283}}^1$

素因数の和:1330

約数の個数: 144

約数和(自身を含む): 629879040

約数和(自身を除く): 411461120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 896, 1064, 1120, 1216, 1280, 1283, 1330, 1520, 1792, 2128, 2240, 2432, 2566, 2660, 3040, 4256, 4480, 4864, 5132, 5320, 6080, 6415, 8512, 8960, 8981, 10264, 10640, 12160, 12830, 17024, 17962, 20528, 21280, 24320, 24377, 25660, 34048, 35924, 41056, 42560, 44905, 48754, 51320, 71848, 82112, 85120, 89810, 97508, 102640, 121885, 143696, 164224, 170240, 170639, 179620, 195016, 205280, 243770, 287392, 328448, 341278, 359240, 390032, 410560, 487540, 574784, 682556, 718480, 780064, 821120, 853195, 975080, 1149568, 1365112, 1436960, 1560128, 1642240, 1706390, 1950160, 2299136, 2730224, 2873920, 3120256, 3412780, 3900320, 5460448, 5747840, 6240512, 6825560, 7800640, 10920896, 11495680, 13651120, 15601280, 21841792, 27302240, 31202560, 43683584, 54604480, 109208960, 218417920]

約数ペア:

[(1, 218417920), (2, 109208960), (4, 54604480), (5, 43683584), (7, 31202560), (8, 27302240), (10, 21841792), (14, 15601280), (16, 13651120), (19, 11495680), (20, 10920896), (28, 7800640), (32, 6825560), (35, 6240512), (38, 5747840), (40, 5460448), (56, 3900320), (64, 3412780), (70, 3120256), (76, 2873920), (80, 2730224), (95, 2299136), (112, 1950160), (128, 1706390), (133, 1642240), (140, 1560128), (152, 1436960), (160, 1365112), (190, 1149568), (224, 975080), (256, 853195), (266, 821120), (280, 780064), (304, 718480), (320, 682556), (380, 574784), (448, 487540), (532, 410560), (560, 390032), (608, 359240), (640, 341278), (665, 328448), (760, 287392), (896, 243770), (1064, 205280), (1120, 195016), (1216, 179620), (1280, 170639), (1283, 170240), (1330, 164224), (1520, 143696), (1792, 121885), (2128, 102640), (2240, 97508), (2432, 89810), (2566, 85120), (2660, 82112), (3040, 71848), (4256, 51320), (4480, 48754), (4864, 44905), (5132, 42560), (5320, 41056), (6080, 35924), (6415, 34048), (8512, 25660), (8960, 24377), (8981, 24320), (10264, 21280), (10640, 20528), (12160, 17962), (12830, 17024)]