1900953180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1508693}}^1$

素因数の和:1508715

約数の個数: 72

約数和(自身を含む): 6589975392

約数和(自身を除く): 4689022212

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, 1508693, 3017386, 4526079, 6034772, 7543465, 9052158, 10560851, 13578237, 15086930, 18104316, 21121702, 22630395, 27156474, 30173860, 31682553, 42243404, 45260790, 52804255, 54312948, 63365106, 67891185, 90521580, 95047659, 105608510, 126730212, 135782370, 158412765, 190095318, 211217020, 271564740, 316825530, 380190636, 475238295, 633651060, 950476590, 1900953180]

約数ペア:

[(1, 1900953180), (2, 950476590), (3, 633651060), (4, 475238295), (5, 380190636), (6, 316825530), (7, 271564740), (9, 211217020), (10, 190095318), (12, 158412765), (14, 135782370), (15, 126730212), (18, 105608510), (20, 95047659), (21, 90521580), (28, 67891185), (30, 63365106), (35, 54312948), (36, 52804255), (42, 45260790), (45, 42243404), (60, 31682553), (63, 30173860), (70, 27156474), (84, 22630395), (90, 21121702), (105, 18104316), (126, 15086930), (140, 13578237), (180, 10560851), (210, 9052158), (252, 7543465), (315, 6034772), (420, 4526079), (630, 3017386), (1260, 1508693)]