30754980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2801}}^1$

素因数の和:2877

約数の個数: 72

約数和(自身を含む): 94853304

約数和(自身を除く): 64098324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 2801, 3660, 5490, 5602, 8403, 10980, 11204, 14005, 16806, 25209, 28010, 33612, 42015, 50418, 56020, 84030, 100836, 126045, 168060, 170861, 252090, 341722, 504180, 512583, 683444, 854305, 1025166, 1537749, 1708610, 2050332, 2562915, 3075498, 3417220, 5125830, 6150996, 7688745, 10251660, 15377490, 30754980]

約数ペア:

[(1, 30754980), (2, 15377490), (3, 10251660), (4, 7688745), (5, 6150996), (6, 5125830), (9, 3417220), (10, 3075498), (12, 2562915), (15, 2050332), (18, 1708610), (20, 1537749), (30, 1025166), (36, 854305), (45, 683444), (60, 512583), (61, 504180), (90, 341722), (122, 252090), (180, 170861), (183, 168060), (244, 126045), (305, 100836), (366, 84030), (549, 56020), (610, 50418), (732, 42015), (915, 33612), (1098, 28010), (1220, 25209), (1830, 16806), (2196, 14005), (2745, 11204), (2801, 10980), (3660, 8403), (5490, 5602)]