1566671720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:483

約数の個数: 128

約数和(自身を含む): 3830924160

約数和(自身を除く): 2264252440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 137, 170, 251, 268, 274, 335, 340, 502, 536, 548, 670, 680, 685, 1004, 1096, 1139, 1255, 1340, 1370, 2008, 2278, 2329, 2510, 2680, 2740, 4267, 4556, 4658, 5020, 5480, 5695, 8534, 9112, 9179, 9316, 10040, 11390, 11645, 16817, 17068, 18358, 18632, 21335, 22780, 23290, 33634, 34136, 34387, 36716, 42670, 45560, 45895, 46580, 67268, 68774, 73432, 84085, 85340, 91790, 93160, 134536, 137548, 156043, 168170, 170680, 171935, 183580, 275096, 285889, 312086, 336340, 343870, 367160, 571778, 584579, 624172, 672680, 687740, 780215, 1143556, 1169158, 1248344, 1375480, 1429445, 1560430, 2287112, 2303929, 2338316, 2858890, 2922895, 3120860, 4607858, 4676632, 5717780, 5845790, 6241720, 9215716, 11435560, 11519645, 11691580, 18431432, 23039290, 23383160, 39166793, 46078580, 78333586, 92157160, 156667172, 195833965, 313334344, 391667930, 783335860, 1566671720]

約数ペア:

[(1, 1566671720), (2, 783335860), (4, 391667930), (5, 313334344), (8, 195833965), (10, 156667172), (17, 92157160), (20, 78333586), (34, 46078580), (40, 39166793), (67, 23383160), (68, 23039290), (85, 18431432), (134, 11691580), (136, 11519645), (137, 11435560), (170, 9215716), (251, 6241720), (268, 5845790), (274, 5717780), (335, 4676632), (340, 4607858), (502, 3120860), (536, 2922895), (548, 2858890), (670, 2338316), (680, 2303929), (685, 2287112), (1004, 1560430), (1096, 1429445), (1139, 1375480), (1255, 1248344), (1340, 1169158), (1370, 1143556), (2008, 780215), (2278, 687740), (2329, 672680), (2510, 624172), (2680, 584579), (2740, 571778), (4267, 367160), (4556, 343870), (4658, 336340), (5020, 312086), (5480, 285889), (5695, 275096), (8534, 183580), (9112, 171935), (9179, 170680), (9316, 168170), (10040, 156043), (11390, 137548), (11645, 134536), (16817, 93160), (17068, 91790), (18358, 85340), (18632, 84085), (21335, 73432), (22780, 68774), (23290, 67268), (33634, 46580), (34136, 45895), (34387, 45560), (36716, 42670)]