1285400400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{907}}^1\times {\mathrm{1181}}^1$

素因数の和:2109

約数の個数: 120

約数和(自身を含む): 4125596064

約数和(自身を除く): 2840195664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 907, 1181, 1200, 1814, 2362, 2721, 3543, 3628, 4535, 4724, 5442, 5905, 7086, 7256, 9070, 9448, 10884, 11810, 13605, 14172, 14512, 17715, 18140, 18896, 21768, 22675, 23620, 27210, 28344, 29525, 35430, 36280, 43536, 45350, 47240, 54420, 56688, 59050, 68025, 70860, 72560, 88575, 90700, 94480, 108840, 118100, 136050, 141720, 177150, 181400, 217680, 236200, 272100, 283440, 354300, 362800, 472400, 544200, 708600, 1071167, 1088400, 1417200, 2142334, 3213501, 4284668, 5355835, 6427002, 8569336, 10711670, 12854004, 16067505, 17138672, 21423340, 25708008, 26779175, 32135010, 42846680, 51416016, 53558350, 64270020, 80337525, 85693360, 107116700, 128540040, 160675050, 214233400, 257080080, 321350100, 428466800, 642700200, 1285400400]

約数ペア:

[(1, 1285400400), (2, 642700200), (3, 428466800), (4, 321350100), (5, 257080080), (6, 214233400), (8, 160675050), (10, 128540040), (12, 107116700), (15, 85693360), (16, 80337525), (20, 64270020), (24, 53558350), (25, 51416016), (30, 42846680), (40, 32135010), (48, 26779175), (50, 25708008), (60, 21423340), (75, 17138672), (80, 16067505), (100, 12854004), (120, 10711670), (150, 8569336), (200, 6427002), (240, 5355835), (300, 4284668), (400, 3213501), (600, 2142334), (907, 1417200), (1181, 1088400), (1200, 1071167), (1814, 708600), (2362, 544200), (2721, 472400), (3543, 362800), (3628, 354300), (4535, 283440), (4724, 272100), (5442, 236200), (5905, 217680), (7086, 181400), (7256, 177150), (9070, 141720), (9448, 136050), (10884, 118100), (11810, 108840), (13605, 94480), (14172, 90700), (14512, 88575), (17715, 72560), (18140, 70860), (18896, 68025), (21768, 59050), (22675, 56688), (23620, 54420), (27210, 47240), (28344, 45350), (29525, 43536), (35430, 36280)]