131317860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4153}}^1$

素因数の和:4213

約数の個数: 96

約数和(自身を含む): 401974272

約数和(自身を除く): 270656412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 310, 340, 372, 465, 510, 527, 620, 930, 1020, 1054, 1581, 1860, 2108, 2635, 3162, 4153, 5270, 6324, 7905, 8306, 10540, 12459, 15810, 16612, 20765, 24918, 31620, 41530, 49836, 62295, 70601, 83060, 124590, 128743, 141202, 211803, 249180, 257486, 282404, 353005, 386229, 423606, 514972, 643715, 706010, 772458, 847212, 1059015, 1287430, 1412020, 1544916, 1931145, 2118030, 2188631, 2574860, 3862290, 4236060, 4377262, 6565893, 7724580, 8754524, 10943155, 13131786, 21886310, 26263572, 32829465, 43772620, 65658930, 131317860]

約数ペア:

[(1, 131317860), (2, 65658930), (3, 43772620), (4, 32829465), (5, 26263572), (6, 21886310), (10, 13131786), (12, 10943155), (15, 8754524), (17, 7724580), (20, 6565893), (30, 4377262), (31, 4236060), (34, 3862290), (51, 2574860), (60, 2188631), (62, 2118030), (68, 1931145), (85, 1544916), (93, 1412020), (102, 1287430), (124, 1059015), (155, 847212), (170, 772458), (186, 706010), (204, 643715), (255, 514972), (310, 423606), (340, 386229), (372, 353005), (465, 282404), (510, 257486), (527, 249180), (620, 211803), (930, 141202), (1020, 128743), (1054, 124590), (1581, 83060), (1860, 70601), (2108, 62295), (2635, 49836), (3162, 41530), (4153, 31620), (5270, 24918), (6324, 20765), (7905, 16612), (8306, 15810), (10540, 12459)]