651980840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{2423}}^1$

素因数の和:2503

約数の個数: 96

約数和(自身を含む): 1733063040

約数和(自身を除く): 1081082200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 961, 1085, 1240, 1736, 1922, 2170, 2423, 3844, 4340, 4805, 4846, 6727, 7688, 8680, 9610, 9692, 12115, 13454, 16961, 19220, 19384, 24230, 26908, 33635, 33922, 38440, 48460, 53816, 67270, 67844, 75113, 84805, 96920, 134540, 135688, 150226, 169610, 269080, 300452, 339220, 375565, 525791, 600904, 678440, 751130, 1051582, 1502260, 2103164, 2328503, 2628955, 3004520, 4206328, 4657006, 5257910, 9314012, 10515820, 11642515, 16299521, 18628024, 21031640, 23285030, 32599042, 46570060, 65198084, 81497605, 93140120, 130396168, 162995210, 325990420, 651980840]

約数ペア:

[(1, 651980840), (2, 325990420), (4, 162995210), (5, 130396168), (7, 93140120), (8, 81497605), (10, 65198084), (14, 46570060), (20, 32599042), (28, 23285030), (31, 21031640), (35, 18628024), (40, 16299521), (56, 11642515), (62, 10515820), (70, 9314012), (124, 5257910), (140, 4657006), (155, 4206328), (217, 3004520), (248, 2628955), (280, 2328503), (310, 2103164), (434, 1502260), (620, 1051582), (868, 751130), (961, 678440), (1085, 600904), (1240, 525791), (1736, 375565), (1922, 339220), (2170, 300452), (2423, 269080), (3844, 169610), (4340, 150226), (4805, 135688), (4846, 134540), (6727, 96920), (7688, 84805), (8680, 75113), (9610, 67844), (9692, 67270), (12115, 53816), (13454, 48460), (16961, 38440), (19220, 33922), (19384, 33635), (24230, 26908)]