67212540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2063}}^1$

素因数の和:2259

約数の個数: 72

約数和(自身を含む): 205103808

約数和(自身を除く): 137891268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 905, 1086, 1629, 1810, 2063, 2172, 2715, 3258, 3620, 4126, 5430, 6189, 6516, 8145, 8252, 10315, 10860, 12378, 16290, 18567, 20630, 24756, 30945, 32580, 37134, 41260, 61890, 74268, 92835, 123780, 185670, 371340, 373403, 746806, 1120209, 1493612, 1867015, 2240418, 3360627, 3734030, 4480836, 5601045, 6721254, 7468060, 11202090, 13442508, 16803135, 22404180, 33606270, 67212540]

約数ペア:

[(1, 67212540), (2, 33606270), (3, 22404180), (4, 16803135), (5, 13442508), (6, 11202090), (9, 7468060), (10, 6721254), (12, 5601045), (15, 4480836), (18, 3734030), (20, 3360627), (30, 2240418), (36, 1867015), (45, 1493612), (60, 1120209), (90, 746806), (180, 373403), (181, 371340), (362, 185670), (543, 123780), (724, 92835), (905, 74268), (1086, 61890), (1629, 41260), (1810, 37134), (2063, 32580), (2172, 30945), (2715, 24756), (3258, 20630), (3620, 18567), (4126, 16290), (5430, 12378), (6189, 10860), (6516, 10315), (8145, 8252)]