123814320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{73699}}^1$

素因数の和:73722

約数の個数: 80

約数和(自身を含む): 438662400

約数和(自身を除く): 314848080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 73699, 147398, 221097, 294796, 368495, 442194, 515893, 589592, 736990, 884388, 1031786, 1105485, 1179184, 1473980, 1547679, 1768776, 2063572, 2210970, 2579465, 2947960, 3095358, 3537552, 4127144, 4421940, 5158930, 5895920, 6190716, 7738395, 8254288, 8843880, 10317860, 12381432, 15476790, 17687760, 20635720, 24762864, 30953580, 41271440, 61907160, 123814320]

約数ペア:

[(1, 123814320), (2, 61907160), (3, 41271440), (4, 30953580), (5, 24762864), (6, 20635720), (7, 17687760), (8, 15476790), (10, 12381432), (12, 10317860), (14, 8843880), (15, 8254288), (16, 7738395), (20, 6190716), (21, 5895920), (24, 5158930), (28, 4421940), (30, 4127144), (35, 3537552), (40, 3095358), (42, 2947960), (48, 2579465), (56, 2210970), (60, 2063572), (70, 1768776), (80, 1547679), (84, 1473980), (105, 1179184), (112, 1105485), (120, 1031786), (140, 884388), (168, 736990), (210, 589592), (240, 515893), (280, 442194), (336, 368495), (420, 294796), (560, 221097), (840, 147398), (1680, 73699)]