15975180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6827}}^1$

素因数の和:6855

約数の個数: 72

約数和(自身を含む): 52193232

約数和(自身を除く): 36218052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 6827, 13654, 20481, 27308, 34135, 40962, 61443, 68270, 81924, 88751, 102405, 122886, 136540, 177502, 204810, 245772, 266253, 307215, 355004, 409620, 443755, 532506, 614430, 798759, 887510, 1065012, 1228860, 1331265, 1597518, 1775020, 2662530, 3195036, 3993795, 5325060, 7987590, 15975180]

約数ペア:

[(1, 15975180), (2, 7987590), (3, 5325060), (4, 3993795), (5, 3195036), (6, 2662530), (9, 1775020), (10, 1597518), (12, 1331265), (13, 1228860), (15, 1065012), (18, 887510), (20, 798759), (26, 614430), (30, 532506), (36, 443755), (39, 409620), (45, 355004), (52, 307215), (60, 266253), (65, 245772), (78, 204810), (90, 177502), (117, 136540), (130, 122886), (156, 102405), (180, 88751), (195, 81924), (234, 68270), (260, 61443), (390, 40962), (468, 34135), (585, 27308), (780, 20481), (1170, 13654), (2340, 6827)]