161989740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27271}}^1$

素因数の和:27300

約数の個数: 96

約数和(自身を含む): 549803520

約数和(自身を除く): 387813780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 132, 135, 165, 180, 198, 220, 270, 297, 330, 396, 495, 540, 594, 660, 990, 1188, 1485, 1980, 2970, 5940, 27271, 54542, 81813, 109084, 136355, 163626, 245439, 272710, 299981, 327252, 409065, 490878, 545420, 599962, 736317, 818130, 899943, 981756, 1199924, 1227195, 1472634, 1499905, 1636260, 1799886, 2454390, 2699829, 2945268, 2999810, 3599772, 3681585, 4499715, 4908780, 5399658, 5999620, 7363170, 8099487, 8999430, 10799316, 13499145, 14726340, 16198974, 17998860, 26998290, 32397948, 40497435, 53996580, 80994870, 161989740]

約数ペア:

[(1, 161989740), (2, 80994870), (3, 53996580), (4, 40497435), (5, 32397948), (6, 26998290), (9, 17998860), (10, 16198974), (11, 14726340), (12, 13499145), (15, 10799316), (18, 8999430), (20, 8099487), (22, 7363170), (27, 5999620), (30, 5399658), (33, 4908780), (36, 4499715), (44, 3681585), (45, 3599772), (54, 2999810), (55, 2945268), (60, 2699829), (66, 2454390), (90, 1799886), (99, 1636260), (108, 1499905), (110, 1472634), (132, 1227195), (135, 1199924), (165, 981756), (180, 899943), (198, 818130), (220, 736317), (270, 599962), (297, 545420), (330, 490878), (396, 409065), (495, 327252), (540, 299981), (594, 272710), (660, 245439), (990, 163626), (1188, 136355), (1485, 109084), (1980, 81813), (2970, 54542), (5940, 27271)]