247744560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:192

約数の個数: 320

約数和(自身を含む): 932511744

約数和(自身を除く): 684767184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 67, 70, 71, 80, 84, 93, 105, 112, 120, 124, 134, 140, 142, 155, 168, 186, 201, 210, 213, 217, 240, 248, 268, 280, 284, 310, 335, 336, 355, 372, 402, 420, 426, 434, 465, 469, 496, 497, 536, 560, 568, 620, 651, 670, 710, 744, 804, 840, 852, 868, 930, 938, 994, 1005, 1065, 1072, 1085, 1136, 1240, 1302, 1340, 1407, 1420, 1488, 1491, 1608, 1680, 1704, 1736, 1860, 1876, 1988, 2010, 2077, 2130, 2170, 2201, 2345, 2480, 2485, 2604, 2680, 2814, 2840, 2982, 3216, 3255, 3408, 3472, 3720, 3752, 3976, 4020, 4154, 4260, 4340, 4402, 4690, 4757, 4970, 5208, 5360, 5628, 5680, 5964, 6231, 6510, 6603, 7035, 7440, 7455, 7504, 7952, 8040, 8308, 8520, 8680, 8804, 9380, 9514, 9940, 10385, 10416, 11005, 11256, 11928, 12462, 13020, 13206, 14070, 14271, 14539, 14910, 15407, 16080, 16616, 17040, 17360, 17608, 18760, 19028, 19880, 20770, 22010, 22512, 23785, 23856, 24924, 26040, 26412, 28140, 28542, 29078, 29820, 30814, 31155, 33015, 33232, 33299, 35216, 37520, 38056, 39760, 41540, 43617, 44020, 46221, 47570, 49848, 52080, 52824, 56280, 57084, 58156, 59640, 61628, 62310, 66030, 66598, 71355, 72695, 76112, 77035, 83080, 87234, 88040, 92442, 95140, 99696, 99897, 105648, 112560, 114168, 116312, 119280, 123256, 124620, 132060, 133196, 142710, 145390, 147467, 154070, 166160, 166495, 174468, 176080, 184884, 190280, 199794, 218085, 228336, 231105, 232624, 246512, 249240, 264120, 266392, 285420, 290780, 294934, 308140, 332990, 348936, 369768, 380560, 399588, 436170, 442401, 462210, 498480, 499485, 528240, 532784, 570840, 581560, 589868, 616280, 665980, 697872, 737335, 739536, 799176, 872340, 884802, 924420, 998970, 1032269, 1141680, 1163120, 1179736, 1232560, 1331960, 1474670, 1598352, 1744680, 1769604, 1848840, 1997940, 2064538, 2212005, 2359472, 2663920, 2949340, 3096807, 3489360, 3539208, 3697680, 3995880, 4129076, 4424010, 5161345, 5898680, 6193614, 7078416, 7991760, 8258152, 8848020, 10322690, 11797360, 12387228, 15484035, 16516304, 17696040, 20645380, 24774456, 30968070, 35392080, 41290760, 49548912, 61936140, 82581520, 123872280, 247744560]

約数ペア:

[(1, 247744560), (2, 123872280), (3, 82581520), (4, 61936140), (5, 49548912), (6, 41290760), (7, 35392080), (8, 30968070), (10, 24774456), (12, 20645380), (14, 17696040), (15, 16516304), (16, 15484035), (20, 12387228), (21, 11797360), (24, 10322690), (28, 8848020), (30, 8258152), (31, 7991760), (35, 7078416), (40, 6193614), (42, 5898680), (48, 5161345), (56, 4424010), (60, 4129076), (62, 3995880), (67, 3697680), (70, 3539208), (71, 3489360), (80, 3096807), (84, 2949340), (93, 2663920), (105, 2359472), (112, 2212005), (120, 2064538), (124, 1997940), (134, 1848840), (140, 1769604), (142, 1744680), (155, 1598352), (168, 1474670), (186, 1331960), (201, 1232560), (210, 1179736), (213, 1163120), (217, 1141680), (240, 1032269), (248, 998970), (268, 924420), (280, 884802), (284, 872340), (310, 799176), (335, 739536), (336, 737335), (355, 697872), (372, 665980), (402, 616280), (420, 589868), (426, 581560), (434, 570840), (465, 532784), (469, 528240), (496, 499485), (497, 498480), (536, 462210), (560, 442401), (568, 436170), (620, 399588), (651, 380560), (670, 369768), (710, 348936), (744, 332990), (804, 308140), (840, 294934), (852, 290780), (868, 285420), (930, 266392), (938, 264120), (994, 249240), (1005, 246512), (1065, 232624), (1072, 231105), (1085, 228336), (1136, 218085), (1240, 199794), (1302, 190280), (1340, 184884), (1407, 176080), (1420, 174468), (1488, 166495), (1491, 166160), (1608, 154070), (1680, 147467), (1704, 145390), (1736, 142710), (1860, 133196), (1876, 132060), (1988, 124620), (2010, 123256), (2077, 119280), (2130, 116312), (2170, 114168), (2201, 112560), (2345, 105648), (2480, 99897), (2485, 99696), (2604, 95140), (2680, 92442), (2814, 88040), (2840, 87234), (2982, 83080), (3216, 77035), (3255, 76112), (3408, 72695), (3472, 71355), (3720, 66598), (3752, 66030), (3976, 62310), (4020, 61628), (4154, 59640), (4260, 58156), (4340, 57084), (4402, 56280), (4690, 52824), (4757, 52080), (4970, 49848), (5208, 47570), (5360, 46221), (5628, 44020), (5680, 43617), (5964, 41540), (6231, 39760), (6510, 38056), (6603, 37520), (7035, 35216), (7440, 33299), (7455, 33232), (7504, 33015), (7952, 31155), (8040, 30814), (8308, 29820), (8520, 29078), (8680, 28542), (8804, 28140), (9380, 26412), (9514, 26040), (9940, 24924), (10385, 23856), (10416, 23785), (11005, 22512), (11256, 22010), (11928, 20770), (12462, 19880), (13020, 19028), (13206, 18760), (14070, 17608), (14271, 17360), (14539, 17040), (14910, 16616), (15407, 16080)]