9900450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^2\times {\mathrm{449}}^1$

素因数の和:481

約数の個数: 108

約数和(自身を含む): 31010850

約数和(自身を除く): 21110400

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 49, 50, 63, 70, 75, 90, 98, 105, 126, 147, 150, 175, 210, 225, 245, 294, 315, 350, 441, 449, 450, 490, 525, 630, 735, 882, 898, 1050, 1225, 1347, 1470, 1575, 2205, 2245, 2450, 2694, 3143, 3150, 3675, 4041, 4410, 4490, 6286, 6735, 7350, 8082, 9429, 11025, 11225, 13470, 15715, 18858, 20205, 22001, 22050, 22450, 28287, 31430, 33675, 40410, 44002, 47145, 56574, 66003, 67350, 78575, 94290, 101025, 110005, 132006, 141435, 157150, 198009, 202050, 220010, 235725, 282870, 330015, 396018, 471450, 550025, 660030, 707175, 990045, 1100050, 1414350, 1650075, 1980090, 3300150, 4950225, 9900450]

約数ペア:

[(1, 9900450), (2, 4950225), (3, 3300150), (5, 1980090), (6, 1650075), (7, 1414350), (9, 1100050), (10, 990045), (14, 707175), (15, 660030), (18, 550025), (21, 471450), (25, 396018), (30, 330015), (35, 282870), (42, 235725), (45, 220010), (49, 202050), (50, 198009), (63, 157150), (70, 141435), (75, 132006), (90, 110005), (98, 101025), (105, 94290), (126, 78575), (147, 67350), (150, 66003), (175, 56574), (210, 47145), (225, 44002), (245, 40410), (294, 33675), (315, 31430), (350, 28287), (441, 22450), (449, 22050), (450, 22001), (490, 20205), (525, 18858), (630, 15715), (735, 13470), (882, 11225), (898, 11025), (1050, 9429), (1225, 8082), (1347, 7350), (1470, 6735), (1575, 6286), (2205, 4490), (2245, 4410), (2450, 4041), (2694, 3675), (3143, 3150)]