581102360

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 1418342400

約数和(自身を除く): 837240040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 89, 92, 94, 115, 151, 178, 184, 188, 230, 235, 302, 356, 376, 445, 460, 470, 604, 712, 755, 890, 920, 940, 1081, 1208, 1510, 1780, 1880, 2047, 2162, 3020, 3473, 3560, 4094, 4183, 4324, 5405, 6040, 6946, 7097, 8188, 8366, 8648, 10235, 10810, 13439, 13892, 14194, 16376, 16732, 17365, 20470, 20915, 21620, 26878, 27784, 28388, 33464, 34730, 35485, 40940, 41830, 43240, 53756, 56776, 67195, 69460, 70970, 81880, 83660, 96209, 107512, 134390, 138920, 141940, 163231, 167320, 192418, 268780, 283880, 309097, 326462, 384836, 481045, 537560, 618194, 631633, 652924, 769672, 816155, 962090, 1236388, 1263266, 1305848, 1545485, 1632310, 1924180, 2472776, 2526532, 3090970, 3158165, 3264620, 3848360, 5053064, 6181940, 6316330, 6529240, 12363880, 12632660, 14527559, 25265320, 29055118, 58110236, 72637795, 116220472, 145275590, 290551180, 581102360]

約数ペア:

[(1, 581102360), (2, 290551180), (4, 145275590), (5, 116220472), (8, 72637795), (10, 58110236), (20, 29055118), (23, 25265320), (40, 14527559), (46, 12632660), (47, 12363880), (89, 6529240), (92, 6316330), (94, 6181940), (115, 5053064), (151, 3848360), (178, 3264620), (184, 3158165), (188, 3090970), (230, 2526532), (235, 2472776), (302, 1924180), (356, 1632310), (376, 1545485), (445, 1305848), (460, 1263266), (470, 1236388), (604, 962090), (712, 816155), (755, 769672), (890, 652924), (920, 631633), (940, 618194), (1081, 537560), (1208, 481045), (1510, 384836), (1780, 326462), (1880, 309097), (2047, 283880), (2162, 268780), (3020, 192418), (3473, 167320), (3560, 163231), (4094, 141940), (4183, 138920), (4324, 134390), (5405, 107512), (6040, 96209), (6946, 83660), (7097, 81880), (8188, 70970), (8366, 69460), (8648, 67195), (10235, 56776), (10810, 53756), (13439, 43240), (13892, 41830), (14194, 40940), (16376, 35485), (16732, 34730), (17365, 33464), (20470, 28388), (20915, 27784), (21620, 26878)]