82152420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{27943}}^1$

素因数の和:27969

約数の個数: 72

約数和(自身を含む): 267591744

約数和(自身を除く): 185439324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 27943, 55886, 83829, 111772, 139715, 167658, 195601, 279430, 335316, 391202, 419145, 558860, 586803, 782404, 838290, 978005, 1173606, 1369207, 1676580, 1956010, 2347212, 2738414, 2934015, 3912020, 4107621, 5476828, 5868030, 6846035, 8215242, 11736060, 13692070, 16430484, 20538105, 27384140, 41076210, 82152420]

約数ペア:

[(1, 82152420), (2, 41076210), (3, 27384140), (4, 20538105), (5, 16430484), (6, 13692070), (7, 11736060), (10, 8215242), (12, 6846035), (14, 5868030), (15, 5476828), (20, 4107621), (21, 3912020), (28, 2934015), (30, 2738414), (35, 2347212), (42, 1956010), (49, 1676580), (60, 1369207), (70, 1173606), (84, 978005), (98, 838290), (105, 782404), (140, 586803), (147, 558860), (196, 419145), (210, 391202), (245, 335316), (294, 279430), (420, 195601), (490, 167658), (588, 139715), (735, 111772), (980, 83829), (1470, 55886), (2940, 27943)]