2106780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 6613824

約数和(自身を除く): 4507044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 37, 39, 52, 60, 65, 73, 74, 78, 111, 130, 146, 148, 156, 185, 195, 219, 222, 260, 292, 365, 370, 390, 438, 444, 481, 555, 730, 740, 780, 876, 949, 962, 1095, 1110, 1443, 1460, 1898, 1924, 2190, 2220, 2405, 2701, 2847, 2886, 3796, 4380, 4745, 4810, 5402, 5694, 5772, 7215, 8103, 9490, 9620, 10804, 11388, 13505, 14235, 14430, 16206, 18980, 27010, 28470, 28860, 32412, 35113, 40515, 54020, 56940, 70226, 81030, 105339, 140452, 162060, 175565, 210678, 351130, 421356, 526695, 702260, 1053390, 2106780]

約数ペア:

[(1, 2106780), (2, 1053390), (3, 702260), (4, 526695), (5, 421356), (6, 351130), (10, 210678), (12, 175565), (13, 162060), (15, 140452), (20, 105339), (26, 81030), (30, 70226), (37, 56940), (39, 54020), (52, 40515), (60, 35113), (65, 32412), (73, 28860), (74, 28470), (78, 27010), (111, 18980), (130, 16206), (146, 14430), (148, 14235), (156, 13505), (185, 11388), (195, 10804), (219, 9620), (222, 9490), (260, 8103), (292, 7215), (365, 5772), (370, 5694), (390, 5402), (438, 4810), (444, 4745), (481, 4380), (555, 3796), (730, 2886), (740, 2847), (780, 2701), (876, 2405), (949, 2220), (962, 2190), (1095, 1924), (1110, 1898), (1443, 1460)]