205710030

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{14939}}^1$

素因数の和:14975

約数の個数: 80

約数和(自身を含む): 585707760

約数和(自身を除く): 379997730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 81, 85, 90, 102, 135, 153, 162, 170, 255, 270, 306, 405, 459, 510, 765, 810, 918, 1377, 1530, 2295, 2754, 4590, 6885, 13770, 14939, 29878, 44817, 74695, 89634, 134451, 149390, 224085, 253963, 268902, 403353, 448170, 507926, 672255, 761889, 806706, 1210059, 1269815, 1344510, 1523778, 2016765, 2285667, 2420118, 2539630, 3809445, 4033530, 4571334, 6050295, 6857001, 7618890, 11428335, 12100590, 13714002, 20571003, 22856670, 34285005, 41142006, 68570010, 102855015, 205710030]

約数ペア:

[(1, 205710030), (2, 102855015), (3, 68570010), (5, 41142006), (6, 34285005), (9, 22856670), (10, 20571003), (15, 13714002), (17, 12100590), (18, 11428335), (27, 7618890), (30, 6857001), (34, 6050295), (45, 4571334), (51, 4033530), (54, 3809445), (81, 2539630), (85, 2420118), (90, 2285667), (102, 2016765), (135, 1523778), (153, 1344510), (162, 1269815), (170, 1210059), (255, 806706), (270, 761889), (306, 672255), (405, 507926), (459, 448170), (510, 403353), (765, 268902), (810, 253963), (918, 224085), (1377, 149390), (1530, 134451), (2295, 89634), (2754, 74695), (4590, 44817), (6885, 29878), (13770, 14939)]