203477680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{587}}^1\times {\mathrm{619}}^1$

素因数の和:1226

約数の個数: 80

約数和(自身を含む): 542465280

約数和(自身を除く): 338987600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 587, 619, 1174, 1238, 2348, 2476, 2935, 3095, 4109, 4333, 4696, 4952, 5870, 6190, 8218, 8666, 9392, 9904, 11740, 12380, 16436, 17332, 20545, 21665, 23480, 24760, 32872, 34664, 41090, 43330, 46960, 49520, 65744, 69328, 82180, 86660, 164360, 173320, 328720, 346640, 363353, 726706, 1453412, 1816765, 2543471, 2906824, 3633530, 5086942, 5813648, 7267060, 10173884, 12717355, 14534120, 20347768, 25434710, 29068240, 40695536, 50869420, 101738840, 203477680]

約数ペア:

[(1, 203477680), (2, 101738840), (4, 50869420), (5, 40695536), (7, 29068240), (8, 25434710), (10, 20347768), (14, 14534120), (16, 12717355), (20, 10173884), (28, 7267060), (35, 5813648), (40, 5086942), (56, 3633530), (70, 2906824), (80, 2543471), (112, 1816765), (140, 1453412), (280, 726706), (560, 363353), (587, 346640), (619, 328720), (1174, 173320), (1238, 164360), (2348, 86660), (2476, 82180), (2935, 69328), (3095, 65744), (4109, 49520), (4333, 46960), (4696, 43330), (4952, 41090), (5870, 34664), (6190, 32872), (8218, 24760), (8666, 23480), (9392, 21665), (9904, 20545), (11740, 17332), (12380, 16436)]