199975020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{2467}}^1$

素因数の和:2679

約数の個数: 96

約数和(自身を含む): 643496448

約数和(自身を除く): 443521428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 193, 210, 386, 420, 579, 772, 965, 1158, 1351, 1930, 2316, 2467, 2702, 2895, 3860, 4053, 4934, 5404, 5790, 6755, 7401, 8106, 9868, 11580, 12335, 13510, 14802, 16212, 17269, 20265, 24670, 27020, 29604, 34538, 37005, 40530, 49340, 51807, 69076, 74010, 81060, 86345, 103614, 148020, 172690, 207228, 259035, 345380, 476131, 518070, 952262, 1036140, 1428393, 1904524, 2380655, 2856786, 3332917, 4761310, 5713572, 6665834, 7141965, 9522620, 9998751, 13331668, 14283930, 16664585, 19997502, 28567860, 33329170, 39995004, 49993755, 66658340, 99987510, 199975020]

約数ペア:

[(1, 199975020), (2, 99987510), (3, 66658340), (4, 49993755), (5, 39995004), (6, 33329170), (7, 28567860), (10, 19997502), (12, 16664585), (14, 14283930), (15, 13331668), (20, 9998751), (21, 9522620), (28, 7141965), (30, 6665834), (35, 5713572), (42, 4761310), (60, 3332917), (70, 2856786), (84, 2380655), (105, 1904524), (140, 1428393), (193, 1036140), (210, 952262), (386, 518070), (420, 476131), (579, 345380), (772, 259035), (965, 207228), (1158, 172690), (1351, 148020), (1930, 103614), (2316, 86345), (2467, 81060), (2702, 74010), (2895, 69076), (3860, 51807), (4053, 49340), (4934, 40530), (5404, 37005), (5790, 34538), (6755, 29604), (7401, 27020), (8106, 24670), (9868, 20265), (11580, 17269), (12335, 16212), (13510, 14802)]