15661969740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{4289}}^1\times {\mathrm{20287}}^1$

素因数の和:24591

約数の個数: 72

約数和(自身を含む): 47521393920

約数和(自身を除く): 31859424180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 4289, 8578, 12867, 17156, 20287, 21445, 25734, 38601, 40574, 42890, 51468, 60861, 64335, 77202, 81148, 85780, 101435, 121722, 128670, 154404, 182583, 193005, 202870, 243444, 257340, 304305, 365166, 386010, 405740, 608610, 730332, 772020, 912915, 1217220, 1825830, 3651660, 87010943, 174021886, 261032829, 348043772, 435054715, 522065658, 783098487, 870109430, 1044131316, 1305164145, 1566196974, 1740218860, 2610328290, 3132393948, 3915492435, 5220656580, 7830984870, 15661969740]

約数ペア:

[(1, 15661969740), (2, 7830984870), (3, 5220656580), (4, 3915492435), (5, 3132393948), (6, 2610328290), (9, 1740218860), (10, 1566196974), (12, 1305164145), (15, 1044131316), (18, 870109430), (20, 783098487), (30, 522065658), (36, 435054715), (45, 348043772), (60, 261032829), (90, 174021886), (180, 87010943), (4289, 3651660), (8578, 1825830), (12867, 1217220), (17156, 912915), (20287, 772020), (21445, 730332), (25734, 608610), (38601, 405740), (40574, 386010), (42890, 365166), (51468, 304305), (60861, 257340), (64335, 243444), (77202, 202870), (81148, 193005), (85780, 182583), (101435, 154404), (121722, 128670)]