221027760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:296

約数の個数: 240

約数和(自身を含む): 793877760

約数和(自身を除く): 572850000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 107, 114, 120, 144, 151, 152, 171, 180, 190, 214, 228, 240, 285, 302, 304, 321, 342, 360, 380, 428, 453, 456, 535, 570, 604, 642, 684, 720, 755, 760, 855, 856, 906, 912, 963, 1070, 1140, 1208, 1284, 1359, 1368, 1510, 1520, 1605, 1710, 1712, 1812, 1926, 2033, 2140, 2265, 2280, 2416, 2568, 2718, 2736, 2869, 3020, 3210, 3420, 3624, 3852, 4066, 4280, 4530, 4560, 4815, 5136, 5436, 5738, 6040, 6099, 6420, 6795, 6840, 7248, 7704, 8132, 8560, 8607, 9060, 9630, 10165, 10872, 11476, 12080, 12198, 12840, 13590, 13680, 14345, 15408, 16157, 16264, 17214, 18120, 18297, 19260, 20330, 21744, 22952, 24396, 25680, 25821, 27180, 28690, 30495, 32314, 32528, 34428, 36240, 36594, 38520, 40660, 43035, 45904, 48471, 48792, 51642, 54360, 57380, 60990, 64628, 68856, 73188, 77040, 80785, 81320, 86070, 91485, 96942, 97584, 103284, 108720, 114760, 121980, 129105, 129256, 137712, 145413, 146376, 161570, 162640, 172140, 182970, 193884, 206568, 229520, 242355, 243960, 258210, 258512, 290826, 292752, 306983, 323140, 344280, 365940, 387768, 413136, 484710, 487920, 516420, 581652, 613966, 646280, 688560, 727065, 731880, 775536, 920949, 969420, 1032840, 1163304, 1227932, 1292560, 1454130, 1463760, 1534915, 1841898, 1938840, 2065680, 2326608, 2455864, 2762847, 2908260, 3069830, 3683796, 3877680, 4604745, 4911728, 5525694, 5816520, 6139660, 7367592, 9209490, 11051388, 11633040, 12279320, 13814235, 14735184, 18418980, 22102776, 24558640, 27628470, 36837960, 44205552, 55256940, 73675920, 110513880, 221027760]

約数ペア:

[(1, 221027760), (2, 110513880), (3, 73675920), (4, 55256940), (5, 44205552), (6, 36837960), (8, 27628470), (9, 24558640), (10, 22102776), (12, 18418980), (15, 14735184), (16, 13814235), (18, 12279320), (19, 11633040), (20, 11051388), (24, 9209490), (30, 7367592), (36, 6139660), (38, 5816520), (40, 5525694), (45, 4911728), (48, 4604745), (57, 3877680), (60, 3683796), (72, 3069830), (76, 2908260), (80, 2762847), (90, 2455864), (95, 2326608), (107, 2065680), (114, 1938840), (120, 1841898), (144, 1534915), (151, 1463760), (152, 1454130), (171, 1292560), (180, 1227932), (190, 1163304), (214, 1032840), (228, 969420), (240, 920949), (285, 775536), (302, 731880), (304, 727065), (321, 688560), (342, 646280), (360, 613966), (380, 581652), (428, 516420), (453, 487920), (456, 484710), (535, 413136), (570, 387768), (604, 365940), (642, 344280), (684, 323140), (720, 306983), (755, 292752), (760, 290826), (855, 258512), (856, 258210), (906, 243960), (912, 242355), (963, 229520), (1070, 206568), (1140, 193884), (1208, 182970), (1284, 172140), (1359, 162640), (1368, 161570), (1510, 146376), (1520, 145413), (1605, 137712), (1710, 129256), (1712, 129105), (1812, 121980), (1926, 114760), (2033, 108720), (2140, 103284), (2265, 97584), (2280, 96942), (2416, 91485), (2568, 86070), (2718, 81320), (2736, 80785), (2869, 77040), (3020, 73188), (3210, 68856), (3420, 64628), (3624, 60990), (3852, 57380), (4066, 54360), (4280, 51642), (4530, 48792), (4560, 48471), (4815, 45904), (5136, 43035), (5436, 40660), (5738, 38520), (6040, 36594), (6099, 36240), (6420, 34428), (6795, 32528), (6840, 32314), (7248, 30495), (7704, 28690), (8132, 27180), (8560, 25821), (8607, 25680), (9060, 24396), (9630, 22952), (10165, 21744), (10872, 20330), (11476, 19260), (12080, 18297), (12198, 18120), (12840, 17214), (13590, 16264), (13680, 16157), (14345, 15408)]