745986120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1151}}^1$

素因数の和:1667

約数の個数: 128

約数和(自身を含む): 2448506880

約数和(自身を除く): 1702520760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 491, 660, 982, 1151, 1320, 1473, 1964, 2302, 2455, 2946, 3453, 3928, 4604, 4910, 5401, 5755, 5892, 6906, 7365, 9208, 9820, 10802, 11510, 11784, 12661, 13812, 14730, 16203, 17265, 19640, 21604, 23020, 25322, 27005, 27624, 29460, 32406, 34530, 37983, 43208, 46040, 50644, 54010, 58920, 63305, 64812, 69060, 75966, 81015, 101288, 108020, 126610, 129624, 138120, 151932, 162030, 189915, 216040, 253220, 303864, 324060, 379830, 506440, 565141, 648120, 759660, 1130282, 1519320, 1695423, 2260564, 2825705, 3390846, 4521128, 5651410, 6216551, 6781692, 8477115, 11302820, 12433102, 13563384, 16954230, 18649653, 22605640, 24866204, 31082755, 33908460, 37299306, 49732408, 62165510, 67816920, 74598612, 93248265, 124331020, 149197224, 186496530, 248662040, 372993060, 745986120]

約数ペア:

[(1, 745986120), (2, 372993060), (3, 248662040), (4, 186496530), (5, 149197224), (6, 124331020), (8, 93248265), (10, 74598612), (11, 67816920), (12, 62165510), (15, 49732408), (20, 37299306), (22, 33908460), (24, 31082755), (30, 24866204), (33, 22605640), (40, 18649653), (44, 16954230), (55, 13563384), (60, 12433102), (66, 11302820), (88, 8477115), (110, 6781692), (120, 6216551), (132, 5651410), (165, 4521128), (220, 3390846), (264, 2825705), (330, 2260564), (440, 1695423), (491, 1519320), (660, 1130282), (982, 759660), (1151, 648120), (1320, 565141), (1473, 506440), (1964, 379830), (2302, 324060), (2455, 303864), (2946, 253220), (3453, 216040), (3928, 189915), (4604, 162030), (4910, 151932), (5401, 138120), (5755, 129624), (5892, 126610), (6906, 108020), (7365, 101288), (9208, 81015), (9820, 75966), (10802, 69060), (11510, 64812), (11784, 63305), (12661, 58920), (13812, 54010), (14730, 50644), (16203, 46040), (17265, 43208), (19640, 37983), (21604, 34530), (23020, 32406), (25322, 29460), (27005, 27624)]