81866700

素因数分解:

$2^2\times 3^6\times 5^2\times {\mathrm{1123}}^1$

素因数の和:1155

約数の個数: 126

約数和(自身を含む): 266591444

約数和(自身を除く): 184724744

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 729, 810, 900, 972, 1123, 1215, 1350, 1458, 1620, 2025, 2246, 2430, 2700, 2916, 3369, 3645, 4050, 4492, 4860, 5615, 6075, 6738, 7290, 8100, 10107, 11230, 12150, 13476, 14580, 16845, 18225, 20214, 22460, 24300, 28075, 30321, 33690, 36450, 40428, 50535, 56150, 60642, 67380, 72900, 84225, 90963, 101070, 112300, 121284, 151605, 168450, 181926, 202140, 252675, 272889, 303210, 336900, 363852, 454815, 505350, 545778, 606420, 758025, 818667, 909630, 1010700, 1091556, 1364445, 1516050, 1637334, 1819260, 2274075, 2728890, 3032100, 3274668, 4093335, 4548150, 5457780, 6822225, 8186670, 9096300, 13644450, 16373340, 20466675, 27288900, 40933350, 81866700]

約数ペア:

[(1, 81866700), (2, 40933350), (3, 27288900), (4, 20466675), (5, 16373340), (6, 13644450), (9, 9096300), (10, 8186670), (12, 6822225), (15, 5457780), (18, 4548150), (20, 4093335), (25, 3274668), (27, 3032100), (30, 2728890), (36, 2274075), (45, 1819260), (50, 1637334), (54, 1516050), (60, 1364445), (75, 1091556), (81, 1010700), (90, 909630), (100, 818667), (108, 758025), (135, 606420), (150, 545778), (162, 505350), (180, 454815), (225, 363852), (243, 336900), (270, 303210), (300, 272889), (324, 252675), (405, 202140), (450, 181926), (486, 168450), (540, 151605), (675, 121284), (729, 112300), (810, 101070), (900, 90963), (972, 84225), (1123, 72900), (1215, 67380), (1350, 60642), (1458, 56150), (1620, 50535), (2025, 40428), (2246, 36450), (2430, 33690), (2700, 30321), (2916, 28075), (3369, 24300), (3645, 22460), (4050, 20214), (4492, 18225), (4860, 16845), (5615, 14580), (6075, 13476), (6738, 12150), (7290, 11230), (8100, 10107)]