131423640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{6719}}^1$

素因数の和:6896

約数の個数: 64

約数和(自身を含む): 396748800

約数和(自身を除く): 265325160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163, 326, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 3260, 3912, 4890, 6520, 6719, 9780, 13438, 19560, 20157, 26876, 33595, 40314, 53752, 67190, 80628, 100785, 134380, 161256, 201570, 268760, 403140, 806280, 1095197, 2190394, 3285591, 4380788, 5475985, 6571182, 8761576, 10951970, 13142364, 16427955, 21903940, 26284728, 32855910, 43807880, 65711820, 131423640]

約数ペア:

[(1, 131423640), (2, 65711820), (3, 43807880), (4, 32855910), (5, 26284728), (6, 21903940), (8, 16427955), (10, 13142364), (12, 10951970), (15, 8761576), (20, 6571182), (24, 5475985), (30, 4380788), (40, 3285591), (60, 2190394), (120, 1095197), (163, 806280), (326, 403140), (489, 268760), (652, 201570), (815, 161256), (978, 134380), (1304, 100785), (1630, 80628), (1956, 67190), (2445, 53752), (3260, 40314), (3912, 33595), (4890, 26876), (6520, 20157), (6719, 19560), (9780, 13438)]