1296469720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{356173}}^1$

素因数の和:356204

約数の個数: 64

約数和(自身を含む): 3590233920

約数和(自身を除く): 2293764200

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, 356173, 712346, 1424692, 1780865, 2493211, 2849384, 3561730, 4630249, 4986422, 7123460, 9260498, 9972844, 12466055, 14246920, 18520996, 19945688, 23151245, 24932110, 32411743, 37041992, 46302490, 49864220, 64823486, 92604980, 99728440, 129646972, 162058715, 185209960, 259293944, 324117430, 648234860, 1296469720]

約数ペア:

[(1, 1296469720), (2, 648234860), (4, 324117430), (5, 259293944), (7, 185209960), (8, 162058715), (10, 129646972), (13, 99728440), (14, 92604980), (20, 64823486), (26, 49864220), (28, 46302490), (35, 37041992), (40, 32411743), (52, 24932110), (56, 23151245), (65, 19945688), (70, 18520996), (91, 14246920), (104, 12466055), (130, 9972844), (140, 9260498), (182, 7123460), (260, 4986422), (280, 4630249), (364, 3561730), (455, 2849384), (520, 2493211), (728, 1780865), (910, 1424692), (1820, 712346), (3640, 356173)]