319903020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1091}}^1$

素因数の和:1293

約数の個数: 120

約数和(自身を含む): 1010017008

約数和(自身を除く): 690113988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 181, 270, 324, 362, 405, 540, 543, 724, 810, 905, 1086, 1091, 1620, 1629, 1810, 2172, 2182, 2715, 3258, 3273, 3620, 4364, 4887, 5430, 5455, 6516, 6546, 8145, 9774, 9819, 10860, 10910, 13092, 14661, 16290, 16365, 19548, 19638, 21820, 24435, 29322, 29457, 32580, 32730, 39276, 48870, 49095, 58644, 58914, 65460, 73305, 88371, 97740, 98190, 117828, 146610, 147285, 176742, 196380, 197471, 293220, 294570, 353484, 394942, 441855, 589140, 592413, 789884, 883710, 987355, 1184826, 1767420, 1777239, 1974710, 2369652, 2962065, 3554478, 3949420, 5331717, 5924130, 7108956, 8886195, 10663434, 11848260, 15995151, 17772390, 21326868, 26658585, 31990302, 35544780, 53317170, 63980604, 79975755, 106634340, 159951510, 319903020]

約数ペア:

[(1, 319903020), (2, 159951510), (3, 106634340), (4, 79975755), (5, 63980604), (6, 53317170), (9, 35544780), (10, 31990302), (12, 26658585), (15, 21326868), (18, 17772390), (20, 15995151), (27, 11848260), (30, 10663434), (36, 8886195), (45, 7108956), (54, 5924130), (60, 5331717), (81, 3949420), (90, 3554478), (108, 2962065), (135, 2369652), (162, 1974710), (180, 1777239), (181, 1767420), (270, 1184826), (324, 987355), (362, 883710), (405, 789884), (540, 592413), (543, 589140), (724, 441855), (810, 394942), (905, 353484), (1086, 294570), (1091, 293220), (1620, 197471), (1629, 196380), (1810, 176742), (2172, 147285), (2182, 146610), (2715, 117828), (3258, 98190), (3273, 97740), (3620, 88371), (4364, 73305), (4887, 65460), (5430, 58914), (5455, 58644), (6516, 49095), (6546, 48870), (8145, 39276), (9774, 32730), (9819, 32580), (10860, 29457), (10910, 29322), (13092, 24435), (14661, 21820), (16290, 19638), (16365, 19548)]