1990077432

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{72673}}^1$

素因数の和:72852

約数の個数: 64

約数和(自身を含む): 5720897280

約数和(自身を除く): 3730819848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 163, 168, 326, 489, 652, 978, 1141, 1304, 1956, 2282, 3423, 3912, 4564, 6846, 9128, 13692, 27384, 72673, 145346, 218019, 290692, 436038, 508711, 581384, 872076, 1017422, 1526133, 1744152, 2034844, 3052266, 4069688, 6104532, 11845699, 12209064, 23691398, 35537097, 47382796, 71074194, 82919893, 94765592, 142148388, 165839786, 248759679, 284296776, 331679572, 497519358, 663359144, 995038716, 1990077432]

約数ペア:

[(1, 1990077432), (2, 995038716), (3, 663359144), (4, 497519358), (6, 331679572), (7, 284296776), (8, 248759679), (12, 165839786), (14, 142148388), (21, 94765592), (24, 82919893), (28, 71074194), (42, 47382796), (56, 35537097), (84, 23691398), (163, 12209064), (168, 11845699), (326, 6104532), (489, 4069688), (652, 3052266), (978, 2034844), (1141, 1744152), (1304, 1526133), (1956, 1017422), (2282, 872076), (3423, 581384), (3912, 508711), (4564, 436038), (6846, 290692), (9128, 218019), (13692, 145346), (27384, 72673)]