172127880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{739}}^1$

素因数の和:1403

約数の個数: 96

約数和(自身を含む): 561038400

約数和(自身を除く): 388910520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 647, 739, 1294, 1478, 1941, 2217, 2588, 2956, 3235, 3695, 3882, 4434, 5176, 5823, 5912, 6470, 6651, 7390, 7764, 8868, 9705, 11085, 11646, 12940, 13302, 14780, 15528, 17736, 19410, 22170, 23292, 25880, 26604, 29115, 29560, 33255, 38820, 44340, 46584, 53208, 58230, 66510, 77640, 88680, 116460, 133020, 232920, 266040, 478133, 956266, 1434399, 1912532, 2390665, 2868798, 3825064, 4303197, 4781330, 5737596, 7171995, 8606394, 9562660, 11475192, 14343990, 17212788, 19125320, 21515985, 28687980, 34425576, 43031970, 57375960, 86063940, 172127880]

約数ペア:

[(1, 172127880), (2, 86063940), (3, 57375960), (4, 43031970), (5, 34425576), (6, 28687980), (8, 21515985), (9, 19125320), (10, 17212788), (12, 14343990), (15, 11475192), (18, 9562660), (20, 8606394), (24, 7171995), (30, 5737596), (36, 4781330), (40, 4303197), (45, 3825064), (60, 2868798), (72, 2390665), (90, 1912532), (120, 1434399), (180, 956266), (360, 478133), (647, 266040), (739, 232920), (1294, 133020), (1478, 116460), (1941, 88680), (2217, 77640), (2588, 66510), (2956, 58230), (3235, 53208), (3695, 46584), (3882, 44340), (4434, 38820), (5176, 33255), (5823, 29560), (5912, 29115), (6470, 26604), (6651, 25880), (7390, 23292), (7764, 22170), (8868, 19410), (9705, 17736), (11085, 15528), (11646, 14780), (12940, 13302)]