27648180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{21943}}^1$

素因数の和:21965

約数の個数: 72

約数和(自身を含む): 95851392

約数和(自身を除く): 68203212

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 21943, 43886, 65829, 87772, 109715, 131658, 153601, 197487, 219430, 263316, 307202, 329145, 394974, 438860, 460803, 614404, 658290, 768005, 789948, 921606, 987435, 1316580, 1382409, 1536010, 1843212, 1974870, 2304015, 2764818, 3072020, 3949740, 4608030, 5529636, 6912045, 9216060, 13824090, 27648180]

約数ペア:

[(1, 27648180), (2, 13824090), (3, 9216060), (4, 6912045), (5, 5529636), (6, 4608030), (7, 3949740), (9, 3072020), (10, 2764818), (12, 2304015), (14, 1974870), (15, 1843212), (18, 1536010), (20, 1382409), (21, 1316580), (28, 987435), (30, 921606), (35, 789948), (36, 768005), (42, 658290), (45, 614404), (60, 460803), (63, 438860), (70, 394974), (84, 329145), (90, 307202), (105, 263316), (126, 219430), (140, 197487), (180, 153601), (210, 131658), (252, 109715), (315, 87772), (420, 65829), (630, 43886), (1260, 21943)]