20045945880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{68491}}^1$

素因数の和:68782

約数の個数: 128

約数和(自身を含む): 67067366400

約数和(自身を除く): 47021420520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 271, 360, 540, 542, 813, 1080, 1084, 1355, 1626, 2168, 2439, 2710, 3252, 4065, 4878, 5420, 6504, 7317, 8130, 9756, 10840, 12195, 14634, 16260, 19512, 24390, 29268, 32520, 36585, 48780, 58536, 68491, 73170, 97560, 136982, 146340, 205473, 273964, 292680, 342455, 410946, 547928, 616419, 684910, 821892, 1027365, 1232838, 1369820, 1643784, 1849257, 2054730, 2465676, 2739640, 3082095, 3698514, 4109460, 4931352, 6164190, 7397028, 8218920, 9246285, 12328380, 14794056, 18492570, 18561061, 24656760, 36985140, 37122122, 55683183, 73970280, 74244244, 92805305, 111366366, 148488488, 167049549, 185610610, 222732732, 278415915, 334099098, 371221220, 445465464, 501148647, 556831830, 668198196, 742442440, 835247745, 1002297294, 1113663660, 1336396392, 1670495490, 2004594588, 2227327320, 2505743235, 3340990980, 4009189176, 5011486470, 6681981960, 10022972940, 20045945880]

約数ペア:

[(1, 20045945880), (2, 10022972940), (3, 6681981960), (4, 5011486470), (5, 4009189176), (6, 3340990980), (8, 2505743235), (9, 2227327320), (10, 2004594588), (12, 1670495490), (15, 1336396392), (18, 1113663660), (20, 1002297294), (24, 835247745), (27, 742442440), (30, 668198196), (36, 556831830), (40, 501148647), (45, 445465464), (54, 371221220), (60, 334099098), (72, 278415915), (90, 222732732), (108, 185610610), (120, 167049549), (135, 148488488), (180, 111366366), (216, 92805305), (270, 74244244), (271, 73970280), (360, 55683183), (540, 37122122), (542, 36985140), (813, 24656760), (1080, 18561061), (1084, 18492570), (1355, 14794056), (1626, 12328380), (2168, 9246285), (2439, 8218920), (2710, 7397028), (3252, 6164190), (4065, 4931352), (4878, 4109460), (5420, 3698514), (6504, 3082095), (7317, 2739640), (8130, 2465676), (9756, 2054730), (10840, 1849257), (12195, 1643784), (14634, 1369820), (16260, 1232838), (19512, 1027365), (24390, 821892), (29268, 684910), (32520, 616419), (36585, 547928), (48780, 410946), (58536, 342455), (68491, 292680), (73170, 273964), (97560, 205473), (136982, 146340)]