51791670

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:499

約数の個数: 128

約数和(自身を含む): 160588800

約数和(自身を除く): 108797130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 67, 70, 90, 105, 126, 134, 135, 189, 201, 210, 270, 315, 335, 378, 402, 409, 469, 603, 630, 670, 818, 938, 945, 1005, 1206, 1227, 1407, 1809, 1890, 2010, 2045, 2345, 2454, 2814, 2863, 3015, 3618, 3681, 4090, 4221, 4690, 5726, 6030, 6135, 7035, 7362, 8442, 8589, 9045, 11043, 12270, 12663, 14070, 14315, 17178, 18090, 18405, 21105, 22086, 25326, 25767, 27403, 28630, 36810, 42210, 42945, 51534, 54806, 55215, 63315, 77301, 82209, 85890, 110430, 126630, 128835, 137015, 154602, 164418, 191821, 246627, 257670, 274030, 383642, 386505, 411045, 493254, 575463, 739881, 773010, 822090, 959105, 1150926, 1233135, 1479762, 1726389, 1918210, 2466270, 2877315, 3452778, 3699405, 5179167, 5754630, 7398810, 8631945, 10358334, 17263890, 25895835, 51791670]

約数ペア:

[(1, 51791670), (2, 25895835), (3, 17263890), (5, 10358334), (6, 8631945), (7, 7398810), (9, 5754630), (10, 5179167), (14, 3699405), (15, 3452778), (18, 2877315), (21, 2466270), (27, 1918210), (30, 1726389), (35, 1479762), (42, 1233135), (45, 1150926), (54, 959105), (63, 822090), (67, 773010), (70, 739881), (90, 575463), (105, 493254), (126, 411045), (134, 386505), (135, 383642), (189, 274030), (201, 257670), (210, 246627), (270, 191821), (315, 164418), (335, 154602), (378, 137015), (402, 128835), (409, 126630), (469, 110430), (603, 85890), (630, 82209), (670, 77301), (818, 63315), (938, 55215), (945, 54806), (1005, 51534), (1206, 42945), (1227, 42210), (1407, 36810), (1809, 28630), (1890, 27403), (2010, 25767), (2045, 25326), (2345, 22086), (2454, 21105), (2814, 18405), (2863, 18090), (3015, 17178), (3618, 14315), (3681, 14070), (4090, 12663), (4221, 12270), (4690, 11043), (5726, 9045), (6030, 8589), (6135, 8442), (7035, 7362)]