1489716620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{269}}^1\times {\mathrm{5651}}^1$

素因数の和:5943

約数の個数: 72

約数和(自身を含む): 3653339760

約数和(自身を除く): 2163623140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 269, 490, 538, 980, 1076, 1345, 1883, 2690, 3766, 5380, 5651, 7532, 9415, 11302, 13181, 18830, 22604, 26362, 28255, 37660, 39557, 52724, 56510, 65905, 79114, 113020, 131810, 158228, 197785, 263620, 276899, 395570, 553798, 791140, 1107596, 1384495, 1520119, 2768990, 3040238, 5537980, 6080476, 7600595, 10640833, 15201190, 21281666, 30402380, 42563332, 53204165, 74485831, 106408330, 148971662, 212816660, 297943324, 372429155, 744858310, 1489716620]

約数ペア:

[(1, 1489716620), (2, 744858310), (4, 372429155), (5, 297943324), (7, 212816660), (10, 148971662), (14, 106408330), (20, 74485831), (28, 53204165), (35, 42563332), (49, 30402380), (70, 21281666), (98, 15201190), (140, 10640833), (196, 7600595), (245, 6080476), (269, 5537980), (490, 3040238), (538, 2768990), (980, 1520119), (1076, 1384495), (1345, 1107596), (1883, 791140), (2690, 553798), (3766, 395570), (5380, 276899), (5651, 263620), (7532, 197785), (9415, 158228), (11302, 131810), (13181, 113020), (18830, 79114), (22604, 65905), (26362, 56510), (28255, 52724), (37660, 39557)]