123019920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2801}}^1$

素因数の和:2881

約数の個数: 120

約数和(自身を含む): 420064632

約数和(自身を除く): 297044712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2801, 2928, 3660, 4392, 4880, 5490, 5602, 7320, 8403, 8784, 10980, 11204, 14005, 14640, 16806, 21960, 22408, 25209, 28010, 33612, 42015, 43920, 44816, 50418, 56020, 67224, 84030, 100836, 112040, 126045, 134448, 168060, 170861, 201672, 224080, 252090, 336120, 341722, 403344, 504180, 512583, 672240, 683444, 854305, 1008360, 1025166, 1366888, 1537749, 1708610, 2016720, 2050332, 2562915, 2733776, 3075498, 3417220, 4100664, 5125830, 6150996, 6834440, 7688745, 8201328, 10251660, 12301992, 13668880, 15377490, 20503320, 24603984, 30754980, 41006640, 61509960, 123019920]

約数ペア:

[(1, 123019920), (2, 61509960), (3, 41006640), (4, 30754980), (5, 24603984), (6, 20503320), (8, 15377490), (9, 13668880), (10, 12301992), (12, 10251660), (15, 8201328), (16, 7688745), (18, 6834440), (20, 6150996), (24, 5125830), (30, 4100664), (36, 3417220), (40, 3075498), (45, 2733776), (48, 2562915), (60, 2050332), (61, 2016720), (72, 1708610), (80, 1537749), (90, 1366888), (120, 1025166), (122, 1008360), (144, 854305), (180, 683444), (183, 672240), (240, 512583), (244, 504180), (305, 403344), (360, 341722), (366, 336120), (488, 252090), (549, 224080), (610, 201672), (720, 170861), (732, 168060), (915, 134448), (976, 126045), (1098, 112040), (1220, 100836), (1464, 84030), (1830, 67224), (2196, 56020), (2440, 50418), (2745, 44816), (2801, 43920), (2928, 42015), (3660, 33612), (4392, 28010), (4880, 25209), (5490, 22408), (5602, 21960), (7320, 16806), (8403, 14640), (8784, 14005), (10980, 11204)]