249737140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{577}}^1$

素因数の和:689

約数の個数: 96

約数和(自身を含む): 594276480

約数和(自身を除く): 344539340

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 67, 68, 76, 85, 95, 134, 170, 190, 268, 323, 335, 340, 380, 577, 646, 670, 1139, 1154, 1273, 1292, 1340, 1615, 2278, 2308, 2546, 2885, 3230, 4556, 5092, 5695, 5770, 6365, 6460, 9809, 10963, 11390, 11540, 12730, 19618, 21641, 21926, 22780, 25460, 38659, 39236, 43282, 43852, 49045, 54815, 77318, 86564, 98090, 108205, 109630, 154636, 186371, 193295, 196180, 216410, 219260, 372742, 386590, 432820, 657203, 734521, 745484, 773180, 931855, 1314406, 1469042, 1863710, 2628812, 2938084, 3286015, 3672605, 3727420, 6572030, 7345210, 12486857, 13144060, 14690420, 24973714, 49947428, 62434285, 124868570, 249737140]

約数ペア:

[(1, 249737140), (2, 124868570), (4, 62434285), (5, 49947428), (10, 24973714), (17, 14690420), (19, 13144060), (20, 12486857), (34, 7345210), (38, 6572030), (67, 3727420), (68, 3672605), (76, 3286015), (85, 2938084), (95, 2628812), (134, 1863710), (170, 1469042), (190, 1314406), (268, 931855), (323, 773180), (335, 745484), (340, 734521), (380, 657203), (577, 432820), (646, 386590), (670, 372742), (1139, 219260), (1154, 216410), (1273, 196180), (1292, 193295), (1340, 186371), (1615, 154636), (2278, 109630), (2308, 108205), (2546, 98090), (2885, 86564), (3230, 77318), (4556, 54815), (5092, 49045), (5695, 43852), (5770, 43282), (6365, 39236), (6460, 38659), (9809, 25460), (10963, 22780), (11390, 21926), (11540, 21641), (12730, 19618)]