254579820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{773}}^1$

素因数の和:1295

約数の個数: 96

約数和(自身を含む): 780192000

約数和(自身を除く): 525612180

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 499, 660, 773, 998, 1497, 1546, 1996, 2319, 2495, 2994, 3092, 3865, 4638, 4990, 5489, 5988, 7485, 7730, 8503, 9276, 9980, 10978, 11595, 14970, 15460, 16467, 17006, 21956, 23190, 25509, 27445, 29940, 32934, 34012, 42515, 46380, 51018, 54890, 65868, 82335, 85030, 102036, 109780, 127545, 164670, 170060, 255090, 329340, 385727, 510180, 771454, 1157181, 1542908, 1928635, 2314362, 3857270, 4242997, 4628724, 5785905, 7714540, 8485994, 11571810, 12728991, 16971988, 21214985, 23143620, 25457982, 42429970, 50915964, 63644955, 84859940, 127289910, 254579820]

約数ペア:

[(1, 254579820), (2, 127289910), (3, 84859940), (4, 63644955), (5, 50915964), (6, 42429970), (10, 25457982), (11, 23143620), (12, 21214985), (15, 16971988), (20, 12728991), (22, 11571810), (30, 8485994), (33, 7714540), (44, 5785905), (55, 4628724), (60, 4242997), (66, 3857270), (110, 2314362), (132, 1928635), (165, 1542908), (220, 1157181), (330, 771454), (499, 510180), (660, 385727), (773, 329340), (998, 255090), (1497, 170060), (1546, 164670), (1996, 127545), (2319, 109780), (2495, 102036), (2994, 85030), (3092, 82335), (3865, 65868), (4638, 54890), (4990, 51018), (5489, 46380), (5988, 42515), (7485, 34012), (7730, 32934), (8503, 29940), (9276, 27445), (9980, 25509), (10978, 23190), (11595, 21956), (14970, 17006), (15460, 16467)]