210998760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1051}}^1$

素因数の和:1311

約数の個数: 128

約数和(自身を含む): 727142400

約数和(自身を除く): 516143640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 239, 280, 420, 478, 717, 840, 956, 1051, 1195, 1434, 1673, 1912, 2102, 2390, 2868, 3153, 3346, 3585, 4204, 4780, 5019, 5255, 5736, 6306, 6692, 7170, 7357, 8365, 8408, 9560, 10038, 10510, 12612, 13384, 14340, 14714, 15765, 16730, 20076, 21020, 22071, 25095, 25224, 28680, 29428, 31530, 33460, 36785, 40152, 42040, 44142, 50190, 58856, 63060, 66920, 73570, 88284, 100380, 110355, 126120, 147140, 176568, 200760, 220710, 251189, 294280, 441420, 502378, 753567, 882840, 1004756, 1255945, 1507134, 1758323, 2009512, 2511890, 3014268, 3516646, 3767835, 5023780, 5274969, 6028536, 7033292, 7535670, 8791615, 10047560, 10549938, 14066584, 15071340, 17583230, 21099876, 26374845, 30142680, 35166460, 42199752, 52749690, 70332920, 105499380, 210998760]

約数ペア:

[(1, 210998760), (2, 105499380), (3, 70332920), (4, 52749690), (5, 42199752), (6, 35166460), (7, 30142680), (8, 26374845), (10, 21099876), (12, 17583230), (14, 15071340), (15, 14066584), (20, 10549938), (21, 10047560), (24, 8791615), (28, 7535670), (30, 7033292), (35, 6028536), (40, 5274969), (42, 5023780), (56, 3767835), (60, 3516646), (70, 3014268), (84, 2511890), (105, 2009512), (120, 1758323), (140, 1507134), (168, 1255945), (210, 1004756), (239, 882840), (280, 753567), (420, 502378), (478, 441420), (717, 294280), (840, 251189), (956, 220710), (1051, 200760), (1195, 176568), (1434, 147140), (1673, 126120), (1912, 110355), (2102, 100380), (2390, 88284), (2868, 73570), (3153, 66920), (3346, 63060), (3585, 58856), (4204, 50190), (4780, 44142), (5019, 42040), (5255, 40152), (5736, 36785), (6306, 33460), (6692, 31530), (7170, 29428), (7357, 28680), (8365, 25224), (8408, 25095), (9560, 22071), (10038, 21020), (10510, 20076), (12612, 16730), (13384, 15765), (14340, 14714)]