180140100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{85781}}^1$

素因数の和:85805

約数の個数: 72

約数和(自身を含む): 595670208

約数和(自身を除く): 415530108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 85781, 171562, 257343, 343124, 428905, 514686, 600467, 857810, 1029372, 1200934, 1286715, 1715620, 1801401, 2144525, 2401868, 2573430, 3002335, 3602802, 4289050, 5146860, 6004670, 6433575, 7205604, 8578100, 9007005, 12009340, 12867150, 15011675, 18014010, 25734300, 30023350, 36028020, 45035025, 60046700, 90070050, 180140100]

約数ペア:

[(1, 180140100), (2, 90070050), (3, 60046700), (4, 45035025), (5, 36028020), (6, 30023350), (7, 25734300), (10, 18014010), (12, 15011675), (14, 12867150), (15, 12009340), (20, 9007005), (21, 8578100), (25, 7205604), (28, 6433575), (30, 6004670), (35, 5146860), (42, 4289050), (50, 3602802), (60, 3002335), (70, 2573430), (75, 2401868), (84, 2144525), (100, 1801401), (105, 1715620), (140, 1286715), (150, 1200934), (175, 1029372), (210, 857810), (300, 600467), (350, 514686), (420, 428905), (525, 343124), (700, 257343), (1050, 171562), (2100, 85781)]