495180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{131}}^1$

素因数の和:156

約数の個数: 96

約数和(自身を含む): 1774080

約数和(自身を除く): 1278900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 131, 135, 140, 180, 189, 210, 252, 262, 270, 315, 378, 393, 420, 524, 540, 630, 655, 756, 786, 917, 945, 1179, 1260, 1310, 1572, 1834, 1890, 1965, 2358, 2620, 2751, 3537, 3668, 3780, 3930, 4585, 4716, 5502, 5895, 7074, 7860, 8253, 9170, 11004, 11790, 13755, 14148, 16506, 17685, 18340, 23580, 24759, 27510, 33012, 35370, 41265, 49518, 55020, 70740, 82530, 99036, 123795, 165060, 247590, 495180]

約数ペア:

[(1, 495180), (2, 247590), (3, 165060), (4, 123795), (5, 99036), (6, 82530), (7, 70740), (9, 55020), (10, 49518), (12, 41265), (14, 35370), (15, 33012), (18, 27510), (20, 24759), (21, 23580), (27, 18340), (28, 17685), (30, 16506), (35, 14148), (36, 13755), (42, 11790), (45, 11004), (54, 9170), (60, 8253), (63, 7860), (70, 7074), (84, 5895), (90, 5502), (105, 4716), (108, 4585), (126, 3930), (131, 3780), (135, 3668), (140, 3537), (180, 2751), (189, 2620), (210, 2358), (252, 1965), (262, 1890), (270, 1834), (315, 1572), (378, 1310), (393, 1260), (420, 1179), (524, 945), (540, 917), (630, 786), (655, 756)]