208056360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:779

約数の個数: 128

約数和(自身を含む): 650136960

約数和(自身を除く): 442080600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 61, 86, 120, 122, 129, 172, 183, 215, 244, 258, 305, 344, 366, 430, 488, 516, 610, 645, 661, 732, 860, 915, 1032, 1220, 1290, 1322, 1464, 1720, 1830, 1983, 2440, 2580, 2623, 2644, 3305, 3660, 3966, 5160, 5246, 5288, 6610, 7320, 7869, 7932, 9915, 10492, 13115, 13220, 15738, 15864, 19830, 20984, 26230, 26440, 28423, 31476, 39345, 39660, 40321, 52460, 56846, 62952, 78690, 79320, 80642, 85269, 104920, 113692, 120963, 142115, 157380, 161284, 170538, 201605, 227384, 241926, 284230, 314760, 322568, 341076, 403210, 426345, 483852, 568460, 604815, 682152, 806420, 852690, 967704, 1136920, 1209630, 1612840, 1705380, 1733803, 2419260, 3410760, 3467606, 4838520, 5201409, 6935212, 8669015, 10402818, 13870424, 17338030, 20805636, 26007045, 34676060, 41611272, 52014090, 69352120, 104028180, 208056360]

約数ペア:

[(1, 208056360), (2, 104028180), (3, 69352120), (4, 52014090), (5, 41611272), (6, 34676060), (8, 26007045), (10, 20805636), (12, 17338030), (15, 13870424), (20, 10402818), (24, 8669015), (30, 6935212), (40, 5201409), (43, 4838520), (60, 3467606), (61, 3410760), (86, 2419260), (120, 1733803), (122, 1705380), (129, 1612840), (172, 1209630), (183, 1136920), (215, 967704), (244, 852690), (258, 806420), (305, 682152), (344, 604815), (366, 568460), (430, 483852), (488, 426345), (516, 403210), (610, 341076), (645, 322568), (661, 314760), (732, 284230), (860, 241926), (915, 227384), (1032, 201605), (1220, 170538), (1290, 161284), (1322, 157380), (1464, 142115), (1720, 120963), (1830, 113692), (1983, 104920), (2440, 85269), (2580, 80642), (2623, 79320), (2644, 78690), (3305, 62952), (3660, 56846), (3966, 52460), (5160, 40321), (5246, 39660), (5288, 39345), (6610, 31476), (7320, 28423), (7869, 26440), (7932, 26230), (9915, 20984), (10492, 19830), (13115, 15864), (13220, 15738)]