78363180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{20731}}^1$

素因数の和:20756

約数の個数: 96

約数和(自身を含む): 278638080

約数和(自身を除く): 200274900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 20731, 41462, 62193, 82924, 103655, 124386, 145117, 186579, 207310, 248772, 290234, 310965, 373158, 414620, 435351, 559737, 580468, 621930, 725585, 746316, 870702, 932895, 1119474, 1243860, 1306053, 1451170, 1741404, 1865790, 2176755, 2238948, 2612106, 2798685, 2902340, 3731580, 3918159, 4353510, 5224212, 5597370, 6530265, 7836318, 8707020, 11194740, 13060530, 15672636, 19590795, 26121060, 39181590, 78363180]

約数ペア:

[(1, 78363180), (2, 39181590), (3, 26121060), (4, 19590795), (5, 15672636), (6, 13060530), (7, 11194740), (9, 8707020), (10, 7836318), (12, 6530265), (14, 5597370), (15, 5224212), (18, 4353510), (20, 3918159), (21, 3731580), (27, 2902340), (28, 2798685), (30, 2612106), (35, 2238948), (36, 2176755), (42, 1865790), (45, 1741404), (54, 1451170), (60, 1306053), (63, 1243860), (70, 1119474), (84, 932895), (90, 870702), (105, 746316), (108, 725585), (126, 621930), (135, 580468), (140, 559737), (180, 435351), (189, 414620), (210, 373158), (252, 310965), (270, 290234), (315, 248772), (378, 207310), (420, 186579), (540, 145117), (630, 124386), (756, 103655), (945, 82924), (1260, 62193), (1890, 41462), (3780, 20731)]