1805274540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{65551}}^1$

素因数の和:65589

約数の個数: 120

約数和(自身を含む): 5996434752

約数和(自身を除く): 4191160212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 255, 270, 306, 324, 340, 405, 459, 510, 540, 612, 765, 810, 918, 1020, 1377, 1530, 1620, 1836, 2295, 2754, 3060, 4590, 5508, 6885, 9180, 13770, 27540, 65551, 131102, 196653, 262204, 327755, 393306, 589959, 655510, 786612, 983265, 1114367, 1179918, 1311020, 1769877, 1966530, 2228734, 2359836, 2949795, 3343101, 3539754, 3933060, 4457468, 5309631, 5571835, 5899590, 6686202, 7079508, 8849385, 10029303, 10619262, 11143670, 11799180, 13372404, 16715505, 17698770, 20058606, 21238524, 22287340, 26548155, 30087909, 33431010, 35397540, 40117212, 50146515, 53096310, 60175818, 66862020, 90263727, 100293030, 106192620, 120351636, 150439545, 180527454, 200586060, 300879090, 361054908, 451318635, 601758180, 902637270, 1805274540]

約数ペア:

[(1, 1805274540), (2, 902637270), (3, 601758180), (4, 451318635), (5, 361054908), (6, 300879090), (9, 200586060), (10, 180527454), (12, 150439545), (15, 120351636), (17, 106192620), (18, 100293030), (20, 90263727), (27, 66862020), (30, 60175818), (34, 53096310), (36, 50146515), (45, 40117212), (51, 35397540), (54, 33431010), (60, 30087909), (68, 26548155), (81, 22287340), (85, 21238524), (90, 20058606), (102, 17698770), (108, 16715505), (135, 13372404), (153, 11799180), (162, 11143670), (170, 10619262), (180, 10029303), (204, 8849385), (255, 7079508), (270, 6686202), (306, 5899590), (324, 5571835), (340, 5309631), (405, 4457468), (459, 3933060), (510, 3539754), (540, 3343101), (612, 2949795), (765, 2359836), (810, 2228734), (918, 1966530), (1020, 1769877), (1377, 1311020), (1530, 1179918), (1620, 1114367), (1836, 983265), (2295, 786612), (2754, 655510), (3060, 589959), (4590, 393306), (5508, 327755), (6885, 262204), (9180, 196653), (13770, 131102), (27540, 65551)]