81839430

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4969}}^1$

素因数の和:5046

約数の個数: 64

約数和(自身を含む): 221860800

約数和(自身を除く): 140021370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 183, 270, 305, 366, 549, 610, 915, 1098, 1647, 1830, 2745, 3294, 4969, 5490, 8235, 9938, 14907, 16470, 24845, 29814, 44721, 49690, 74535, 89442, 134163, 149070, 223605, 268326, 303109, 447210, 606218, 670815, 909327, 1341630, 1515545, 1818654, 2727981, 3031090, 4546635, 5455962, 8183943, 9093270, 13639905, 16367886, 27279810, 40919715, 81839430]

約数ペア:

[(1, 81839430), (2, 40919715), (3, 27279810), (5, 16367886), (6, 13639905), (9, 9093270), (10, 8183943), (15, 5455962), (18, 4546635), (27, 3031090), (30, 2727981), (45, 1818654), (54, 1515545), (61, 1341630), (90, 909327), (122, 670815), (135, 606218), (183, 447210), (270, 303109), (305, 268326), (366, 223605), (549, 149070), (610, 134163), (915, 89442), (1098, 74535), (1647, 49690), (1830, 44721), (2745, 29814), (3294, 24845), (4969, 16470), (5490, 14907), (8235, 9938)]