281298360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{619}}^1$

素因数の和:1181

約数の個数: 128

約数和(自身を含む): 967795200

約数和(自身を除く): 686496840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 541, 619, 840, 1082, 1238, 1623, 1857, 2164, 2476, 2705, 3095, 3246, 3714, 3787, 4328, 4333, 4952, 5410, 6190, 6492, 7428, 7574, 8115, 8666, 9285, 10820, 11361, 12380, 12984, 12999, 14856, 15148, 16230, 17332, 18570, 18935, 21640, 21665, 22722, 24760, 25998, 30296, 32460, 34664, 37140, 37870, 43330, 45444, 51996, 56805, 64920, 64995, 74280, 75740, 86660, 90888, 103992, 113610, 129990, 151480, 173320, 227220, 259980, 334879, 454440, 519960, 669758, 1004637, 1339516, 1674395, 2009274, 2344153, 2679032, 3348790, 4018548, 4688306, 5023185, 6697580, 7032459, 8037096, 9376612, 10046370, 11720765, 13395160, 14064918, 18753224, 20092740, 23441530, 28129836, 35162295, 40185480, 46883060, 56259672, 70324590, 93766120, 140649180, 281298360]

約数ペア:

[(1, 281298360), (2, 140649180), (3, 93766120), (4, 70324590), (5, 56259672), (6, 46883060), (7, 40185480), (8, 35162295), (10, 28129836), (12, 23441530), (14, 20092740), (15, 18753224), (20, 14064918), (21, 13395160), (24, 11720765), (28, 10046370), (30, 9376612), (35, 8037096), (40, 7032459), (42, 6697580), (56, 5023185), (60, 4688306), (70, 4018548), (84, 3348790), (105, 2679032), (120, 2344153), (140, 2009274), (168, 1674395), (210, 1339516), (280, 1004637), (420, 669758), (541, 519960), (619, 454440), (840, 334879), (1082, 259980), (1238, 227220), (1623, 173320), (1857, 151480), (2164, 129990), (2476, 113610), (2705, 103992), (3095, 90888), (3246, 86660), (3714, 75740), (3787, 74280), (4328, 64995), (4333, 64920), (4952, 56805), (5410, 51996), (6190, 45444), (6492, 43330), (7428, 37870), (7574, 37140), (8115, 34664), (8666, 32460), (9285, 30296), (10820, 25998), (11361, 24760), (12380, 22722), (12984, 21665), (12999, 21640), (14856, 18935), (15148, 18570), (16230, 17332)]