247154320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:693

約数の個数: 160

約数和(自身を含む): 708526080

約数和(自身を除く): 461371760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 80, 92, 112, 115, 124, 140, 155, 161, 184, 217, 230, 248, 280, 310, 322, 368, 434, 460, 496, 560, 619, 620, 644, 713, 805, 868, 920, 1085, 1238, 1240, 1288, 1426, 1610, 1736, 1840, 2170, 2476, 2480, 2576, 2852, 3095, 3220, 3472, 3565, 4333, 4340, 4952, 4991, 5704, 6190, 6440, 7130, 8666, 8680, 9904, 9982, 11408, 12380, 12880, 14237, 14260, 17332, 17360, 19189, 19964, 21665, 24760, 24955, 28474, 28520, 34664, 38378, 39928, 43330, 49520, 49910, 56948, 57040, 69328, 71185, 76756, 79856, 86660, 95945, 99659, 99820, 113896, 134323, 142370, 153512, 173320, 191890, 199318, 199640, 227792, 268646, 284740, 307024, 346640, 383780, 398636, 399280, 441347, 498295, 537292, 569480, 671615, 767560, 797272, 882694, 996590, 1074584, 1138960, 1343230, 1535120, 1594544, 1765388, 1993180, 2149168, 2206735, 2686460, 3089429, 3530776, 3986360, 4413470, 5372920, 6178858, 7061552, 7972720, 8826940, 10745840, 12357716, 15447145, 17653880, 24715432, 30894290, 35307760, 49430864, 61788580, 123577160, 247154320]

約数ペア:

[(1, 247154320), (2, 123577160), (4, 61788580), (5, 49430864), (7, 35307760), (8, 30894290), (10, 24715432), (14, 17653880), (16, 15447145), (20, 12357716), (23, 10745840), (28, 8826940), (31, 7972720), (35, 7061552), (40, 6178858), (46, 5372920), (56, 4413470), (62, 3986360), (70, 3530776), (80, 3089429), (92, 2686460), (112, 2206735), (115, 2149168), (124, 1993180), (140, 1765388), (155, 1594544), (161, 1535120), (184, 1343230), (217, 1138960), (230, 1074584), (248, 996590), (280, 882694), (310, 797272), (322, 767560), (368, 671615), (434, 569480), (460, 537292), (496, 498295), (560, 441347), (619, 399280), (620, 398636), (644, 383780), (713, 346640), (805, 307024), (868, 284740), (920, 268646), (1085, 227792), (1238, 199640), (1240, 199318), (1288, 191890), (1426, 173320), (1610, 153512), (1736, 142370), (1840, 134323), (2170, 113896), (2476, 99820), (2480, 99659), (2576, 95945), (2852, 86660), (3095, 79856), (3220, 76756), (3472, 71185), (3565, 69328), (4333, 57040), (4340, 56948), (4952, 49910), (4991, 49520), (5704, 43330), (6190, 39928), (6440, 38378), (7130, 34664), (8666, 28520), (8680, 28474), (9904, 24955), (9982, 24760), (11408, 21665), (12380, 19964), (12880, 19189), (14237, 17360), (14260, 17332)]