745689280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{719}}^1$

素因数の和:1206

約数の個数: 112

約数和(自身を含む): 2036551680

約数和(自身を除く): 1290862400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 463, 560, 719, 926, 1120, 1438, 1852, 2240, 2315, 2876, 3241, 3595, 3704, 4630, 5033, 5752, 6482, 7190, 7408, 9260, 10066, 11504, 12964, 14380, 14816, 16205, 18520, 20132, 23008, 25165, 25928, 28760, 29632, 32410, 37040, 40264, 46016, 50330, 51856, 57520, 64820, 74080, 80528, 100660, 103712, 115040, 129640, 148160, 161056, 201320, 207424, 230080, 259280, 322112, 332897, 402640, 518560, 665794, 805280, 1037120, 1331588, 1610560, 1664485, 2330279, 2663176, 3328970, 4660558, 5326352, 6657940, 9321116, 10652704, 11651395, 13315880, 18642232, 21305408, 23302790, 26631760, 37284464, 46605580, 53263520, 74568928, 93211160, 106527040, 149137856, 186422320, 372844640, 745689280]

約数ペア:

[(1, 745689280), (2, 372844640), (4, 186422320), (5, 149137856), (7, 106527040), (8, 93211160), (10, 74568928), (14, 53263520), (16, 46605580), (20, 37284464), (28, 26631760), (32, 23302790), (35, 21305408), (40, 18642232), (56, 13315880), (64, 11651395), (70, 10652704), (80, 9321116), (112, 6657940), (140, 5326352), (160, 4660558), (224, 3328970), (280, 2663176), (320, 2330279), (448, 1664485), (463, 1610560), (560, 1331588), (719, 1037120), (926, 805280), (1120, 665794), (1438, 518560), (1852, 402640), (2240, 332897), (2315, 322112), (2876, 259280), (3241, 230080), (3595, 207424), (3704, 201320), (4630, 161056), (5033, 148160), (5752, 129640), (6482, 115040), (7190, 103712), (7408, 100660), (9260, 80528), (10066, 74080), (11504, 64820), (12964, 57520), (14380, 51856), (14816, 50330), (16205, 46016), (18520, 40264), (20132, 37040), (23008, 32410), (25165, 29632), (25928, 28760)]