15115980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1$

素因数の和:679

約数の個数: 96

約数和(自身を含む): 47496960

約数和(自身を除く): 32380980

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 37, 44, 55, 60, 66, 74, 110, 111, 132, 148, 165, 185, 220, 222, 330, 370, 407, 444, 555, 619, 660, 740, 814, 1110, 1221, 1238, 1628, 1857, 2035, 2220, 2442, 2476, 3095, 3714, 4070, 4884, 6105, 6190, 6809, 7428, 8140, 9285, 12210, 12380, 13618, 18570, 20427, 22903, 24420, 27236, 34045, 37140, 40854, 45806, 68090, 68709, 81708, 91612, 102135, 114515, 136180, 137418, 204270, 229030, 251933, 274836, 343545, 408540, 458060, 503866, 687090, 755799, 1007732, 1259665, 1374180, 1511598, 2519330, 3023196, 3778995, 5038660, 7557990, 15115980]

約数ペア:

[(1, 15115980), (2, 7557990), (3, 5038660), (4, 3778995), (5, 3023196), (6, 2519330), (10, 1511598), (11, 1374180), (12, 1259665), (15, 1007732), (20, 755799), (22, 687090), (30, 503866), (33, 458060), (37, 408540), (44, 343545), (55, 274836), (60, 251933), (66, 229030), (74, 204270), (110, 137418), (111, 136180), (132, 114515), (148, 102135), (165, 91612), (185, 81708), (220, 68709), (222, 68090), (330, 45806), (370, 40854), (407, 37140), (444, 34045), (555, 27236), (619, 24420), (660, 22903), (740, 20427), (814, 18570), (1110, 13618), (1221, 12380), (1238, 12210), (1628, 9285), (1857, 8140), (2035, 7428), (2220, 6809), (2442, 6190), (2476, 6105), (3095, 4884), (3714, 4070)]