15405103670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:622

約数の個数: 128

約数和(自身を含む): 32336478720

約数和(自身を除く): 16931375050

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 181, 190, 193, 209, 211, 362, 386, 418, 422, 905, 965, 1045, 1055, 1810, 1930, 1991, 2090, 2110, 2123, 2321, 3439, 3667, 3982, 4009, 4246, 4642, 6878, 7334, 8018, 9955, 10615, 11605, 17195, 18335, 19910, 20045, 21230, 23210, 34390, 34933, 36670, 37829, 38191, 40090, 40337, 40723, 44099, 69866, 75658, 76382, 80674, 81446, 88198, 174665, 189145, 190955, 201685, 203615, 220495, 349330, 378290, 381910, 384263, 403370, 407230, 420101, 440990, 447953, 663727, 725629, 768526, 773737, 840202, 895906, 1327454, 1451258, 1547474, 1921315, 2100505, 2239765, 3318635, 3628145, 3842630, 3868685, 4201010, 4479530, 6637270, 7256290, 7300997, 7370863, 7737370, 7981919, 8511107, 14601994, 14741726, 15963838, 17022214, 36504985, 36854315, 39909595, 42555535, 73009970, 73708630, 79819190, 81079493, 85111070, 140046397, 162158986, 280092794, 405397465, 700231985, 810794930, 1400463970, 1540510367, 3081020734, 7702551835, 15405103670]

約数ペア:

[(1, 15405103670), (2, 7702551835), (5, 3081020734), (10, 1540510367), (11, 1400463970), (19, 810794930), (22, 700231985), (38, 405397465), (55, 280092794), (95, 162158986), (110, 140046397), (181, 85111070), (190, 81079493), (193, 79819190), (209, 73708630), (211, 73009970), (362, 42555535), (386, 39909595), (418, 36854315), (422, 36504985), (905, 17022214), (965, 15963838), (1045, 14741726), (1055, 14601994), (1810, 8511107), (1930, 7981919), (1991, 7737370), (2090, 7370863), (2110, 7300997), (2123, 7256290), (2321, 6637270), (3439, 4479530), (3667, 4201010), (3982, 3868685), (4009, 3842630), (4246, 3628145), (4642, 3318635), (6878, 2239765), (7334, 2100505), (8018, 1921315), (9955, 1547474), (10615, 1451258), (11605, 1327454), (17195, 895906), (18335, 840202), (19910, 773737), (20045, 768526), (21230, 725629), (23210, 663727), (34390, 447953), (34933, 440990), (36670, 420101), (37829, 407230), (38191, 403370), (40090, 384263), (40337, 381910), (40723, 378290), (44099, 349330), (69866, 220495), (75658, 203615), (76382, 201685), (80674, 190955), (81446, 189145), (88198, 174665)]