319784920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{87853}}^1$

素因数の和:87884

約数の個数: 64

約数和(自身を含む): 885568320

約数和(自身を除く): 565783400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 87853, 175706, 351412, 439265, 614971, 702824, 878530, 1142089, 1229942, 1757060, 2284178, 2459884, 3074855, 3514120, 4568356, 4919768, 5710445, 6149710, 7994623, 9136712, 11420890, 12299420, 15989246, 22841780, 24598840, 31978492, 39973115, 45683560, 63956984, 79946230, 159892460, 319784920]

約数ペア:

[(1, 319784920), (2, 159892460), (4, 79946230), (5, 63956984), (7, 45683560), (8, 39973115), (10, 31978492), (13, 24598840), (14, 22841780), (20, 15989246), (26, 12299420), (28, 11420890), (35, 9136712), (40, 7994623), (52, 6149710), (56, 5710445), (65, 4919768), (70, 4568356), (91, 3514120), (104, 3074855), (130, 2459884), (140, 2284178), (182, 1757060), (260, 1229942), (280, 1142089), (364, 878530), (455, 702824), (520, 614971), (728, 439265), (910, 351412), (1820, 175706), (3640, 87853)]