305918028

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1489}}^1$

素因数の和:1951

約数の個数: 72

約数和(自身を含む): 835234400

約数和(自身を除く): 529316372

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 439, 468, 878, 1317, 1489, 1756, 2634, 2978, 3951, 4467, 5268, 5707, 5956, 7902, 8934, 11414, 13401, 15804, 17121, 17868, 19357, 22828, 26802, 34242, 38714, 51363, 53604, 58071, 68484, 77428, 102726, 116142, 174213, 205452, 232284, 348426, 653671, 696852, 1307342, 1961013, 2614684, 3922026, 5883039, 7844052, 8497723, 11766078, 16995446, 23532156, 25493169, 33990892, 50986338, 76479507, 101972676, 152959014, 305918028]

約数ペア:

[(1, 305918028), (2, 152959014), (3, 101972676), (4, 76479507), (6, 50986338), (9, 33990892), (12, 25493169), (13, 23532156), (18, 16995446), (26, 11766078), (36, 8497723), (39, 7844052), (52, 5883039), (78, 3922026), (117, 2614684), (156, 1961013), (234, 1307342), (439, 696852), (468, 653671), (878, 348426), (1317, 232284), (1489, 205452), (1756, 174213), (2634, 116142), (2978, 102726), (3951, 77428), (4467, 68484), (5268, 58071), (5707, 53604), (5956, 51363), (7902, 38714), (8934, 34242), (11414, 26802), (13401, 22828), (15804, 19357), (17121, 17868)]