72913980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1861}}^1$

素因数の和:2526

約数の個数: 48

約数和(自身を含む): 204581664

約数和(自身を除く): 131667684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 653, 1306, 1861, 1959, 2612, 3265, 3722, 3918, 5583, 6530, 7444, 7836, 9305, 9795, 11166, 13060, 18610, 19590, 22332, 27915, 37220, 39180, 55830, 111660, 1215233, 2430466, 3645699, 4860932, 6076165, 7291398, 12152330, 14582796, 18228495, 24304660, 36456990, 72913980]

約数ペア:

[(1, 72913980), (2, 36456990), (3, 24304660), (4, 18228495), (5, 14582796), (6, 12152330), (10, 7291398), (12, 6076165), (15, 4860932), (20, 3645699), (30, 2430466), (60, 1215233), (653, 111660), (1306, 55830), (1861, 39180), (1959, 37220), (2612, 27915), (3265, 22332), (3722, 19590), (3918, 18610), (5583, 13060), (6530, 11166), (7444, 9795), (7836, 9305)]