81675300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 288

約数和(自身を含む): 299980800

約数和(自身を除く): 218305500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 23, 25, 28, 30, 35, 38, 42, 46, 50, 57, 60, 69, 70, 75, 76, 84, 89, 92, 95, 100, 105, 114, 115, 133, 138, 140, 150, 161, 175, 178, 190, 210, 228, 230, 266, 267, 276, 285, 300, 322, 345, 350, 356, 380, 399, 420, 437, 445, 460, 475, 483, 525, 532, 534, 570, 575, 623, 644, 665, 690, 700, 798, 805, 874, 890, 950, 966, 1050, 1068, 1140, 1150, 1246, 1311, 1330, 1335, 1380, 1425, 1596, 1610, 1691, 1725, 1748, 1780, 1869, 1900, 1932, 1995, 2047, 2100, 2185, 2225, 2300, 2415, 2492, 2622, 2660, 2670, 2850, 3059, 3115, 3220, 3325, 3382, 3450, 3738, 3990, 4025, 4094, 4370, 4450, 4830, 5073, 5244, 5340, 5700, 6118, 6141, 6230, 6555, 6650, 6675, 6764, 6900, 7476, 7980, 8050, 8188, 8455, 8740, 8900, 9177, 9345, 9660, 9975, 10146, 10235, 10925, 11837, 12075, 12236, 12282, 12460, 13110, 13300, 13350, 14329, 15295, 15575, 16100, 16910, 18354, 18690, 19950, 20292, 20470, 21850, 23674, 24150, 24564, 25365, 26220, 26700, 28658, 30590, 30705, 31150, 32775, 33820, 35511, 36708, 37380, 38893, 39900, 40940, 42275, 42987, 43700, 45885, 46725, 47348, 48300, 50730, 51175, 57316, 59185, 61180, 61410, 62300, 65550, 71022, 71645, 76475, 77786, 84550, 85974, 91770, 93450, 101460, 102350, 116679, 118370, 122820, 126825, 131100, 142044, 143290, 152950, 153525, 155572, 169100, 171948, 177555, 183540, 186900, 194465, 204700, 214935, 229425, 233358, 236740, 253650, 272251, 286580, 295925, 305900, 307050, 355110, 358225, 388930, 429870, 458850, 466716, 507300, 544502, 583395, 591850, 614100, 710220, 716450, 777860, 816753, 859740, 887775, 917700, 972325, 1074675, 1089004, 1166790, 1183700, 1361255, 1432900, 1633506, 1775550, 1944650, 2149350, 2333580, 2722510, 2916975, 3267012, 3551100, 3889300, 4083765, 4298700, 5445020, 5833950, 6806275, 8167530, 11667900, 13612550, 16335060, 20418825, 27225100, 40837650, 81675300]

約数ペア:

[(1, 81675300), (2, 40837650), (3, 27225100), (4, 20418825), (5, 16335060), (6, 13612550), (7, 11667900), (10, 8167530), (12, 6806275), (14, 5833950), (15, 5445020), (19, 4298700), (20, 4083765), (21, 3889300), (23, 3551100), (25, 3267012), (28, 2916975), (30, 2722510), (35, 2333580), (38, 2149350), (42, 1944650), (46, 1775550), (50, 1633506), (57, 1432900), (60, 1361255), (69, 1183700), (70, 1166790), (75, 1089004), (76, 1074675), (84, 972325), (89, 917700), (92, 887775), (95, 859740), (100, 816753), (105, 777860), (114, 716450), (115, 710220), (133, 614100), (138, 591850), (140, 583395), (150, 544502), (161, 507300), (175, 466716), (178, 458850), (190, 429870), (210, 388930), (228, 358225), (230, 355110), (266, 307050), (267, 305900), (276, 295925), (285, 286580), (300, 272251), (322, 253650), (345, 236740), (350, 233358), (356, 229425), (380, 214935), (399, 204700), (420, 194465), (437, 186900), (445, 183540), (460, 177555), (475, 171948), (483, 169100), (525, 155572), (532, 153525), (534, 152950), (570, 143290), (575, 142044), (623, 131100), (644, 126825), (665, 122820), (690, 118370), (700, 116679), (798, 102350), (805, 101460), (874, 93450), (890, 91770), (950, 85974), (966, 84550), (1050, 77786), (1068, 76475), (1140, 71645), (1150, 71022), (1246, 65550), (1311, 62300), (1330, 61410), (1335, 61180), (1380, 59185), (1425, 57316), (1596, 51175), (1610, 50730), (1691, 48300), (1725, 47348), (1748, 46725), (1780, 45885), (1869, 43700), (1900, 42987), (1932, 42275), (1995, 40940), (2047, 39900), (2100, 38893), (2185, 37380), (2225, 36708), (2300, 35511), (2415, 33820), (2492, 32775), (2622, 31150), (2660, 30705), (2670, 30590), (2850, 28658), (3059, 26700), (3115, 26220), (3220, 25365), (3325, 24564), (3382, 24150), (3450, 23674), (3738, 21850), (3990, 20470), (4025, 20292), (4094, 19950), (4370, 18690), (4450, 18354), (4830, 16910), (5073, 16100), (5244, 15575), (5340, 15295), (5700, 14329), (6118, 13350), (6141, 13300), (6230, 13110), (6555, 12460), (6650, 12282), (6675, 12236), (6764, 12075), (6900, 11837), (7476, 10925), (7980, 10235), (8050, 10146), (8188, 9975), (8455, 9660), (8740, 9345), (8900, 9177)]