123577160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:691

約数の個数: 128

約数和(自身を含む): 342835200

約数和(自身を除く): 219258040

約数列:

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

約数ペア:

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