256002660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:467

約数の個数: 192

約数和(自身を含む): 856396800

約数和(自身を除く): 600394140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 79, 85, 90, 102, 108, 135, 153, 158, 170, 180, 204, 237, 255, 270, 306, 316, 340, 353, 395, 459, 474, 510, 540, 612, 706, 711, 765, 790, 918, 948, 1020, 1059, 1185, 1343, 1412, 1422, 1530, 1580, 1765, 1836, 2118, 2133, 2295, 2370, 2686, 2844, 3060, 3177, 3530, 3555, 4029, 4236, 4266, 4590, 4740, 5295, 5372, 6001, 6354, 6715, 7060, 7110, 8058, 8532, 9180, 9531, 10590, 10665, 12002, 12087, 12708, 13430, 14220, 15885, 16116, 18003, 19062, 20145, 21180, 21330, 24004, 24174, 26860, 27887, 30005, 31770, 36006, 36261, 38124, 40290, 42660, 47655, 48348, 54009, 55774, 60010, 60435, 63540, 72012, 72522, 80580, 83661, 90015, 95310, 108018, 111548, 120020, 120870, 139435, 145044, 162027, 167322, 180030, 181305, 190620, 216036, 241740, 250983, 270045, 278870, 324054, 334644, 360060, 362610, 418305, 474079, 501966, 540090, 557740, 648108, 725220, 752949, 810135, 836610, 948158, 1003932, 1080180, 1254915, 1422237, 1505898, 1620270, 1673220, 1896316, 2370395, 2509830, 2844474, 3011796, 3240540, 3764745, 4266711, 4740790, 5019660, 5688948, 7111185, 7529490, 8533422, 9481580, 12800133, 14222370, 15058980, 17066844, 21333555, 25600266, 28444740, 42667110, 51200532, 64000665, 85334220, 128001330, 256002660]

約数ペア:

[(1, 256002660), (2, 128001330), (3, 85334220), (4, 64000665), (5, 51200532), (6, 42667110), (9, 28444740), (10, 25600266), (12, 21333555), (15, 17066844), (17, 15058980), (18, 14222370), (20, 12800133), (27, 9481580), (30, 8533422), (34, 7529490), (36, 7111185), (45, 5688948), (51, 5019660), (54, 4740790), (60, 4266711), (68, 3764745), (79, 3240540), (85, 3011796), (90, 2844474), (102, 2509830), (108, 2370395), (135, 1896316), (153, 1673220), (158, 1620270), (170, 1505898), (180, 1422237), (204, 1254915), (237, 1080180), (255, 1003932), (270, 948158), (306, 836610), (316, 810135), (340, 752949), (353, 725220), (395, 648108), (459, 557740), (474, 540090), (510, 501966), (540, 474079), (612, 418305), (706, 362610), (711, 360060), (765, 334644), (790, 324054), (918, 278870), (948, 270045), (1020, 250983), (1059, 241740), (1185, 216036), (1343, 190620), (1412, 181305), (1422, 180030), (1530, 167322), (1580, 162027), (1765, 145044), (1836, 139435), (2118, 120870), (2133, 120020), (2295, 111548), (2370, 108018), (2686, 95310), (2844, 90015), (3060, 83661), (3177, 80580), (3530, 72522), (3555, 72012), (4029, 63540), (4236, 60435), (4266, 60010), (4590, 55774), (4740, 54009), (5295, 48348), (5372, 47655), (6001, 42660), (6354, 40290), (6715, 38124), (7060, 36261), (7110, 36006), (8058, 31770), (8532, 30005), (9180, 27887), (9531, 26860), (10590, 24174), (10665, 24004), (12002, 21330), (12087, 21180), (12708, 20145), (13430, 19062), (14220, 18003), (15885, 16116)]