1258308840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:344

約数の個数: 256

約数和(自身を含む): 4147200000

約数和(自身を除く): 2888891160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 29, 30, 40, 46, 58, 60, 69, 79, 87, 92, 115, 116, 120, 138, 145, 158, 174, 184, 199, 230, 232, 237, 276, 290, 316, 345, 348, 395, 398, 435, 460, 474, 552, 580, 597, 632, 667, 690, 696, 790, 796, 870, 920, 948, 995, 1160, 1185, 1194, 1334, 1380, 1580, 1592, 1740, 1817, 1896, 1990, 2001, 2291, 2370, 2388, 2668, 2760, 2985, 3160, 3335, 3480, 3634, 3980, 4002, 4577, 4582, 4740, 4776, 5336, 5451, 5771, 5970, 6670, 6873, 7268, 7960, 8004, 9085, 9154, 9164, 9480, 10005, 10902, 11455, 11542, 11940, 13340, 13731, 13746, 14536, 15721, 16008, 17313, 18170, 18308, 18328, 20010, 21804, 22885, 22910, 23084, 23880, 26680, 27255, 27462, 27492, 28855, 31442, 34365, 34626, 36340, 36616, 40020, 43608, 45770, 45820, 46168, 47163, 52693, 54510, 54924, 54984, 57710, 62884, 68655, 68730, 69252, 72680, 78605, 80040, 86565, 91540, 91640, 94326, 105386, 109020, 109848, 115420, 125768, 132733, 137310, 137460, 138504, 157210, 158079, 173130, 183080, 188652, 210772, 218040, 230840, 235815, 263465, 265466, 274620, 274920, 314420, 316158, 346260, 361583, 377304, 398199, 421544, 455909, 471630, 526930, 530932, 549240, 628840, 632316, 663665, 692520, 723166, 790395, 796398, 911818, 943260, 1053860, 1061864, 1084749, 1264632, 1327330, 1367727, 1446332, 1580790, 1592796, 1807915, 1823636, 1886520, 1990995, 2107720, 2169498, 2279545, 2654660, 2735454, 2892664, 3161580, 3185592, 3615830, 3647272, 3981990, 4338996, 4559090, 5309320, 5423745, 5470908, 6323160, 6838635, 7231660, 7963980, 8677992, 9118180, 10485907, 10847490, 10941816, 13677270, 14463320, 15927960, 18236360, 20971814, 21694980, 27354540, 31457721, 41943628, 43389960, 52429535, 54709080, 62915442, 83887256, 104859070, 125830884, 157288605, 209718140, 251661768, 314577210, 419436280, 629154420, 1258308840]

約数ペア:

[(1, 1258308840), (2, 629154420), (3, 419436280), (4, 314577210), (5, 251661768), (6, 209718140), (8, 157288605), (10, 125830884), (12, 104859070), (15, 83887256), (20, 62915442), (23, 54709080), (24, 52429535), (29, 43389960), (30, 41943628), (40, 31457721), (46, 27354540), (58, 21694980), (60, 20971814), (69, 18236360), (79, 15927960), (87, 14463320), (92, 13677270), (115, 10941816), (116, 10847490), (120, 10485907), (138, 9118180), (145, 8677992), (158, 7963980), (174, 7231660), (184, 6838635), (199, 6323160), (230, 5470908), (232, 5423745), (237, 5309320), (276, 4559090), (290, 4338996), (316, 3981990), (345, 3647272), (348, 3615830), (395, 3185592), (398, 3161580), (435, 2892664), (460, 2735454), (474, 2654660), (552, 2279545), (580, 2169498), (597, 2107720), (632, 1990995), (667, 1886520), (690, 1823636), (696, 1807915), (790, 1592796), (796, 1580790), (870, 1446332), (920, 1367727), (948, 1327330), (995, 1264632), (1160, 1084749), (1185, 1061864), (1194, 1053860), (1334, 943260), (1380, 911818), (1580, 796398), (1592, 790395), (1740, 723166), (1817, 692520), (1896, 663665), (1990, 632316), (2001, 628840), (2291, 549240), (2370, 530932), (2388, 526930), (2668, 471630), (2760, 455909), (2985, 421544), (3160, 398199), (3335, 377304), (3480, 361583), (3634, 346260), (3980, 316158), (4002, 314420), (4577, 274920), (4582, 274620), (4740, 265466), (4776, 263465), (5336, 235815), (5451, 230840), (5771, 218040), (5970, 210772), (6670, 188652), (6873, 183080), (7268, 173130), (7960, 158079), (8004, 157210), (9085, 138504), (9154, 137460), (9164, 137310), (9480, 132733), (10005, 125768), (10902, 115420), (11455, 109848), (11542, 109020), (11940, 105386), (13340, 94326), (13731, 91640), (13746, 91540), (14536, 86565), (15721, 80040), (16008, 78605), (17313, 72680), (18170, 69252), (18308, 68730), (18328, 68655), (20010, 62884), (21804, 57710), (22885, 54984), (22910, 54924), (23084, 54510), (23880, 52693), (26680, 47163), (27255, 46168), (27462, 45820), (27492, 45770), (28855, 43608), (31442, 40020), (34365, 36616), (34626, 36340)]