15704621720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{7451}}^1$

素因数の和:7593

約数の個数: 128

約数和(自身を含む): 38631168000

約数和(自身を除く): 22926546280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 79, 92, 115, 116, 145, 158, 184, 230, 232, 290, 316, 395, 460, 580, 632, 667, 790, 920, 1160, 1334, 1580, 1817, 2291, 2668, 3160, 3335, 3634, 4582, 5336, 6670, 7268, 7451, 9085, 9164, 11455, 13340, 14536, 14902, 18170, 18328, 22910, 26680, 29804, 36340, 37255, 45820, 52693, 59608, 72680, 74510, 91640, 105386, 149020, 171373, 210772, 216079, 263465, 298040, 342746, 421544, 432158, 526930, 588629, 685492, 856865, 864316, 1053860, 1080395, 1177258, 1370984, 1713730, 1728632, 2107720, 2160790, 2354516, 2943145, 3427460, 4321580, 4709032, 4969817, 5886290, 6854920, 8643160, 9939634, 11772580, 13538467, 17070241, 19879268, 23545160, 24849085, 27076934, 34140482, 39758536, 49698170, 54153868, 67692335, 68280964, 85351205, 99396340, 108307736, 135384670, 136561928, 170702410, 198792680, 270769340, 341404820, 392615543, 541538680, 682809640, 785231086, 1570462172, 1963077715, 3140924344, 3926155430, 7852310860, 15704621720]

約数ペア:

[(1, 15704621720), (2, 7852310860), (4, 3926155430), (5, 3140924344), (8, 1963077715), (10, 1570462172), (20, 785231086), (23, 682809640), (29, 541538680), (40, 392615543), (46, 341404820), (58, 270769340), (79, 198792680), (92, 170702410), (115, 136561928), (116, 135384670), (145, 108307736), (158, 99396340), (184, 85351205), (230, 68280964), (232, 67692335), (290, 54153868), (316, 49698170), (395, 39758536), (460, 34140482), (580, 27076934), (632, 24849085), (667, 23545160), (790, 19879268), (920, 17070241), (1160, 13538467), (1334, 11772580), (1580, 9939634), (1817, 8643160), (2291, 6854920), (2668, 5886290), (3160, 4969817), (3335, 4709032), (3634, 4321580), (4582, 3427460), (5336, 2943145), (6670, 2354516), (7268, 2160790), (7451, 2107720), (9085, 1728632), (9164, 1713730), (11455, 1370984), (13340, 1177258), (14536, 1080395), (14902, 1053860), (18170, 864316), (18328, 856865), (22910, 685492), (26680, 588629), (29804, 526930), (36340, 432158), (37255, 421544), (45820, 342746), (52693, 298040), (59608, 263465), (72680, 216079), (74510, 210772), (91640, 171373), (105386, 149020)]