138605880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1051}}^1$

素因数の和:1229

約数の個数: 128

約数和(自身を含む): 478702080

約数和(自身を除く): 340096200

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, 157, 168, 210, 280, 314, 420, 471, 628, 785, 840, 942, 1051, 1099, 1256, 1570, 1884, 2102, 2198, 2355, 3140, 3153, 3297, 3768, 4204, 4396, 4710, 5255, 5495, 6280, 6306, 6594, 7357, 8408, 8792, 9420, 10510, 10990, 12612, 13188, 14714, 15765, 16485, 18840, 21020, 21980, 22071, 25224, 26376, 29428, 31530, 32970, 36785, 42040, 43960, 44142, 58856, 63060, 65940, 73570, 88284, 110355, 126120, 131880, 147140, 165007, 176568, 220710, 294280, 330014, 441420, 495021, 660028, 825035, 882840, 990042, 1155049, 1320056, 1650070, 1980084, 2310098, 2475105, 3300140, 3465147, 3960168, 4620196, 4950210, 5775245, 6600280, 6930294, 9240392, 9900420, 11550490, 13860588, 17325735, 19800840, 23100980, 27721176, 34651470, 46201960, 69302940, 138605880]

約数ペア:

[(1, 138605880), (2, 69302940), (3, 46201960), (4, 34651470), (5, 27721176), (6, 23100980), (7, 19800840), (8, 17325735), (10, 13860588), (12, 11550490), (14, 9900420), (15, 9240392), (20, 6930294), (21, 6600280), (24, 5775245), (28, 4950210), (30, 4620196), (35, 3960168), (40, 3465147), (42, 3300140), (56, 2475105), (60, 2310098), (70, 1980084), (84, 1650070), (105, 1320056), (120, 1155049), (140, 990042), (157, 882840), (168, 825035), (210, 660028), (280, 495021), (314, 441420), (420, 330014), (471, 294280), (628, 220710), (785, 176568), (840, 165007), (942, 147140), (1051, 131880), (1099, 126120), (1256, 110355), (1570, 88284), (1884, 73570), (2102, 65940), (2198, 63060), (2355, 58856), (3140, 44142), (3153, 43960), (3297, 42040), (3768, 36785), (4204, 32970), (4396, 31530), (4710, 29428), (5255, 26376), (5495, 25224), (6280, 22071), (6306, 21980), (6594, 21020), (7357, 18840), (8408, 16485), (8792, 15765), (9420, 14714), (10510, 13188), (10990, 12612)]