1728253120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21347}}^1$

素因数の和:21398

約数の個数: 112

約数和(自身を含む): 4684946688

約数和(自身を除く): 2956693568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 160, 176, 184, 220, 230, 253, 320, 352, 368, 440, 460, 506, 704, 736, 880, 920, 1012, 1265, 1472, 1760, 1840, 2024, 2530, 3520, 3680, 4048, 5060, 7360, 8096, 10120, 16192, 20240, 21347, 40480, 42694, 80960, 85388, 106735, 170776, 213470, 234817, 341552, 426940, 469634, 490981, 683104, 853880, 939268, 981962, 1174085, 1366208, 1707760, 1878536, 1963924, 2348170, 2454905, 3415520, 3757072, 3927848, 4696340, 4909810, 5400791, 6831040, 7514144, 7855696, 9392680, 9819620, 10801582, 15028288, 15711392, 18785360, 19639240, 21603164, 27003955, 31422784, 37570720, 39278480, 43206328, 54007910, 75141440, 78556960, 86412656, 108015820, 157113920, 172825312, 216031640, 345650624, 432063280, 864126560, 1728253120]

約数ペア:

[(1, 1728253120), (2, 864126560), (4, 432063280), (5, 345650624), (8, 216031640), (10, 172825312), (11, 157113920), (16, 108015820), (20, 86412656), (22, 78556960), (23, 75141440), (32, 54007910), (40, 43206328), (44, 39278480), (46, 37570720), (55, 31422784), (64, 27003955), (80, 21603164), (88, 19639240), (92, 18785360), (110, 15711392), (115, 15028288), (160, 10801582), (176, 9819620), (184, 9392680), (220, 7855696), (230, 7514144), (253, 6831040), (320, 5400791), (352, 4909810), (368, 4696340), (440, 3927848), (460, 3757072), (506, 3415520), (704, 2454905), (736, 2348170), (880, 1963924), (920, 1878536), (1012, 1707760), (1265, 1366208), (1472, 1174085), (1760, 981962), (1840, 939268), (2024, 853880), (2530, 683104), (3520, 490981), (3680, 469634), (4048, 426940), (5060, 341552), (7360, 234817), (8096, 213470), (10120, 170776), (16192, 106735), (20240, 85388), (21347, 80960), (40480, 42694)]