90454980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2797}}^1$

素因数の和:2834

約数の個数: 144

約数和(自身を含む): 321523776

約数和(自身を除く): 231068796

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 132, 140, 147, 154, 165, 196, 210, 220, 231, 245, 294, 308, 330, 385, 420, 462, 490, 539, 588, 660, 735, 770, 924, 980, 1078, 1155, 1470, 1540, 1617, 2156, 2310, 2695, 2797, 2940, 3234, 4620, 5390, 5594, 6468, 8085, 8391, 10780, 11188, 13985, 16170, 16782, 19579, 27970, 30767, 32340, 33564, 39158, 41955, 55940, 58737, 61534, 78316, 83910, 92301, 97895, 117474, 123068, 137053, 153835, 167820, 184602, 195790, 215369, 234948, 274106, 293685, 307670, 369204, 391580, 411159, 430738, 461505, 548212, 587370, 615340, 646107, 685265, 822318, 861476, 923010, 1076845, 1174740, 1292214, 1370530, 1507583, 1644636, 1846020, 2055795, 2153690, 2584428, 2741060, 3015166, 3230535, 4111590, 4307380, 4522749, 6030332, 6461070, 7537915, 8223180, 9045498, 12922140, 15075830, 18090996, 22613745, 30151660, 45227490, 90454980]

約数ペア:

[(1, 90454980), (2, 45227490), (3, 30151660), (4, 22613745), (5, 18090996), (6, 15075830), (7, 12922140), (10, 9045498), (11, 8223180), (12, 7537915), (14, 6461070), (15, 6030332), (20, 4522749), (21, 4307380), (22, 4111590), (28, 3230535), (30, 3015166), (33, 2741060), (35, 2584428), (42, 2153690), (44, 2055795), (49, 1846020), (55, 1644636), (60, 1507583), (66, 1370530), (70, 1292214), (77, 1174740), (84, 1076845), (98, 923010), (105, 861476), (110, 822318), (132, 685265), (140, 646107), (147, 615340), (154, 587370), (165, 548212), (196, 461505), (210, 430738), (220, 411159), (231, 391580), (245, 369204), (294, 307670), (308, 293685), (330, 274106), (385, 234948), (420, 215369), (462, 195790), (490, 184602), (539, 167820), (588, 153835), (660, 137053), (735, 123068), (770, 117474), (924, 97895), (980, 92301), (1078, 83910), (1155, 78316), (1470, 61534), (1540, 58737), (1617, 55940), (2156, 41955), (2310, 39158), (2695, 33564), (2797, 32340), (2940, 30767), (3234, 27970), (4620, 19579), (5390, 16782), (5594, 16170), (6468, 13985), (8085, 11188), (8391, 10780)]