31652460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{25121}}^1$

素因数の和:25143

約数の個数: 72

約数和(自身を含む): 109732896

約数和(自身を除く): 78080436

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 25121, 50242, 75363, 100484, 125605, 150726, 175847, 226089, 251210, 301452, 351694, 376815, 452178, 502420, 527541, 703388, 753630, 879235, 904356, 1055082, 1130445, 1507260, 1582623, 1758470, 2110164, 2260890, 2637705, 3165246, 3516940, 4521780, 5275410, 6330492, 7913115, 10550820, 15826230, 31652460]

約数ペア:

[(1, 31652460), (2, 15826230), (3, 10550820), (4, 7913115), (5, 6330492), (6, 5275410), (7, 4521780), (9, 3516940), (10, 3165246), (12, 2637705), (14, 2260890), (15, 2110164), (18, 1758470), (20, 1582623), (21, 1507260), (28, 1130445), (30, 1055082), (35, 904356), (36, 879235), (42, 753630), (45, 703388), (60, 527541), (63, 502420), (70, 452178), (84, 376815), (90, 351694), (105, 301452), (126, 251210), (140, 226089), (180, 175847), (210, 150726), (252, 125605), (315, 100484), (420, 75363), (630, 50242), (1260, 25121)]