305257680

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1553}}^1$

素因数の和:1595

約数の個数: 320

約数和(自身を含む): 1294917120

約数和(自身を除く): 989659440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 108, 112, 117, 120, 126, 130, 135, 140, 144, 156, 168, 180, 182, 189, 195, 208, 210, 216, 234, 240, 252, 260, 270, 273, 280, 312, 315, 336, 351, 360, 364, 378, 390, 420, 432, 455, 468, 504, 520, 540, 546, 560, 585, 624, 630, 702, 720, 728, 756, 780, 819, 840, 910, 936, 945, 1008, 1040, 1080, 1092, 1170, 1260, 1365, 1404, 1456, 1512, 1553, 1560, 1638, 1680, 1755, 1820, 1872, 1890, 2160, 2184, 2340, 2457, 2520, 2730, 2808, 3024, 3106, 3120, 3276, 3510, 3640, 3780, 4095, 4368, 4659, 4680, 4914, 5040, 5460, 5616, 6212, 6552, 7020, 7280, 7560, 7765, 8190, 9318, 9360, 9828, 10871, 10920, 12285, 12424, 13104, 13977, 14040, 15120, 15530, 16380, 18636, 19656, 20189, 21742, 21840, 23295, 24570, 24848, 27954, 28080, 31060, 32613, 32760, 37272, 39312, 40378, 41931, 43484, 46590, 49140, 54355, 55908, 60567, 62120, 65226, 65520, 69885, 74544, 80756, 83862, 86968, 93180, 97839, 98280, 100945, 108710, 111816, 121134, 124240, 130452, 139770, 141323, 161512, 163065, 167724, 173936, 181701, 186360, 195678, 196560, 201890, 209655, 217420, 223632, 242268, 260904, 279540, 282646, 293517, 302835, 323024, 326130, 335448, 363402, 372720, 391356, 403780, 419310, 423969, 434840, 484536, 489195, 521808, 545103, 559080, 565292, 587034, 605670, 652260, 670896, 706615, 726804, 782712, 807560, 838620, 847938, 869680, 908505, 969072, 978390, 1090206, 1118160, 1130584, 1174068, 1211340, 1271907, 1304520, 1413230, 1453608, 1467585, 1565424, 1615120, 1677240, 1695876, 1817010, 1956780, 2119845, 2180412, 2261168, 2348136, 2422680, 2543814, 2609040, 2725515, 2826460, 2907216, 2935170, 3354480, 3391752, 3634020, 3815721, 3913560, 4239690, 4360824, 4696272, 4845360, 5087628, 5451030, 5652920, 5870340, 6359535, 6783504, 7268040, 7631442, 7827120, 8479380, 8721648, 10175256, 10902060, 11305840, 11740680, 12719070, 14536080, 15262884, 16958760, 19078605, 20350512, 21804120, 23481360, 25438140, 30525768, 33917520, 38157210, 43608240, 50876280, 61051536, 76314420, 101752560, 152628840, 305257680]

約数ペア:

[(1, 305257680), (2, 152628840), (3, 101752560), (4, 76314420), (5, 61051536), (6, 50876280), (7, 43608240), (8, 38157210), (9, 33917520), (10, 30525768), (12, 25438140), (13, 23481360), (14, 21804120), (15, 20350512), (16, 19078605), (18, 16958760), (20, 15262884), (21, 14536080), (24, 12719070), (26, 11740680), (27, 11305840), (28, 10902060), (30, 10175256), (35, 8721648), (36, 8479380), (39, 7827120), (40, 7631442), (42, 7268040), (45, 6783504), (48, 6359535), (52, 5870340), (54, 5652920), (56, 5451030), (60, 5087628), (63, 4845360), (65, 4696272), (70, 4360824), (72, 4239690), (78, 3913560), (80, 3815721), (84, 3634020), (90, 3391752), (91, 3354480), (104, 2935170), (105, 2907216), (108, 2826460), (112, 2725515), (117, 2609040), (120, 2543814), (126, 2422680), (130, 2348136), (135, 2261168), (140, 2180412), (144, 2119845), (156, 1956780), (168, 1817010), (180, 1695876), (182, 1677240), (189, 1615120), (195, 1565424), (208, 1467585), (210, 1453608), (216, 1413230), (234, 1304520), (240, 1271907), (252, 1211340), (260, 1174068), (270, 1130584), (273, 1118160), (280, 1090206), (312, 978390), (315, 969072), (336, 908505), (351, 869680), (360, 847938), (364, 838620), (378, 807560), (390, 782712), (420, 726804), (432, 706615), (455, 670896), (468, 652260), (504, 605670), (520, 587034), (540, 565292), (546, 559080), (560, 545103), (585, 521808), (624, 489195), (630, 484536), (702, 434840), (720, 423969), (728, 419310), (756, 403780), (780, 391356), (819, 372720), (840, 363402), (910, 335448), (936, 326130), (945, 323024), (1008, 302835), (1040, 293517), (1080, 282646), (1092, 279540), (1170, 260904), (1260, 242268), (1365, 223632), (1404, 217420), (1456, 209655), (1512, 201890), (1553, 196560), (1560, 195678), (1638, 186360), (1680, 181701), (1755, 173936), (1820, 167724), (1872, 163065), (1890, 161512), (2160, 141323), (2184, 139770), (2340, 130452), (2457, 124240), (2520, 121134), (2730, 111816), (2808, 108710), (3024, 100945), (3106, 98280), (3120, 97839), (3276, 93180), (3510, 86968), (3640, 83862), (3780, 80756), (4095, 74544), (4368, 69885), (4659, 65520), (4680, 65226), (4914, 62120), (5040, 60567), (5460, 55908), (5616, 54355), (6212, 49140), (6552, 46590), (7020, 43484), (7280, 41931), (7560, 40378), (7765, 39312), (8190, 37272), (9318, 32760), (9360, 32613), (9828, 31060), (10871, 28080), (10920, 27954), (12285, 24848), (12424, 24570), (13104, 23295), (13977, 21840), (14040, 21742), (15120, 20189), (15530, 19656), (16380, 18636)]