15123164

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 33707520

約数和(自身を除く): 18584356

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 49, 62, 76, 98, 124, 131, 133, 196, 217, 262, 266, 434, 524, 532, 589, 868, 917, 931, 1178, 1519, 1834, 1862, 2356, 2489, 3038, 3668, 3724, 4061, 4123, 4978, 6076, 6419, 8122, 8246, 9956, 12838, 16244, 16492, 17423, 25676, 28427, 28861, 34846, 56854, 57722, 69692, 77159, 113708, 115444, 121961, 154318, 198989, 243922, 308636, 397978, 487844, 540113, 795956, 1080226, 2160452, 3780791, 7561582, 15123164]

約数ペア:

[(1, 15123164), (2, 7561582), (4, 3780791), (7, 2160452), (14, 1080226), (19, 795956), (28, 540113), (31, 487844), (38, 397978), (49, 308636), (62, 243922), (76, 198989), (98, 154318), (124, 121961), (131, 115444), (133, 113708), (196, 77159), (217, 69692), (262, 57722), (266, 56854), (434, 34846), (524, 28861), (532, 28427), (589, 25676), (868, 17423), (917, 16492), (931, 16244), (1178, 12838), (1519, 9956), (1834, 8246), (1862, 8122), (2356, 6419), (2489, 6076), (3038, 4978), (3668, 4123), (3724, 4061)]