207811360

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{347}}^1$

素因数の和:578

約数の個数: 96

約数和(自身を含む): 520914240

約数和(自身を除く): 313102880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 197, 304, 347, 380, 394, 608, 694, 760, 788, 985, 1388, 1520, 1576, 1735, 1970, 2776, 3040, 3152, 3470, 3743, 3940, 5552, 6304, 6593, 6940, 7486, 7880, 11104, 13186, 13880, 14972, 15760, 18715, 26372, 27760, 29944, 31520, 32965, 37430, 52744, 55520, 59888, 65930, 68359, 74860, 105488, 119776, 131860, 136718, 149720, 210976, 263720, 273436, 299440, 341795, 527440, 546872, 598880, 683590, 1054880, 1093744, 1298821, 1367180, 2187488, 2597642, 2734360, 5195284, 5468720, 6494105, 10390568, 10937440, 12988210, 20781136, 25976420, 41562272, 51952840, 103905680, 207811360]

約数ペア:

[(1, 207811360), (2, 103905680), (4, 51952840), (5, 41562272), (8, 25976420), (10, 20781136), (16, 12988210), (19, 10937440), (20, 10390568), (32, 6494105), (38, 5468720), (40, 5195284), (76, 2734360), (80, 2597642), (95, 2187488), (152, 1367180), (160, 1298821), (190, 1093744), (197, 1054880), (304, 683590), (347, 598880), (380, 546872), (394, 527440), (608, 341795), (694, 299440), (760, 273436), (788, 263720), (985, 210976), (1388, 149720), (1520, 136718), (1576, 131860), (1735, 119776), (1970, 105488), (2776, 74860), (3040, 68359), (3152, 65930), (3470, 59888), (3743, 55520), (3940, 52744), (5552, 37430), (6304, 32965), (6593, 31520), (6940, 29944), (7486, 27760), (7880, 26372), (11104, 18715), (13186, 15760), (13880, 14972)]