20165836860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{16931}}^1$

素因数の和:17468

約数の個数: 144

約数和(自身を含む): 66008386080

約数和(自身を除く): 45842549220

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, 509, 585, 780, 1018, 1170, 1527, 2036, 2340, 2545, 3054, 4581, 5090, 6108, 6617, 7635, 9162, 10180, 13234, 15270, 16931, 18324, 19851, 22905, 26468, 30540, 33085, 33862, 39702, 45810, 50793, 59553, 66170, 67724, 79404, 84655, 91620, 99255, 101586, 119106, 132340, 152379, 169310, 198510, 203172, 220103, 238212, 253965, 297765, 304758, 338620, 397020, 440206, 507930, 595530, 609516, 660309, 761895, 880412, 1015860, 1100515, 1191060, 1320618, 1523790, 1980927, 2201030, 2641236, 3047580, 3301545, 3961854, 4402060, 6603090, 7923708, 8617879, 9904635, 13206180, 17235758, 19809270, 25853637, 34471516, 39618540, 43089395, 51707274, 77560911, 86178790, 103414548, 112032427, 129268185, 155121822, 172357580, 224064854, 258536370, 310243644, 336097281, 387804555, 448129708, 517072740, 560162135, 672194562, 775609110, 1008291843, 1120324270, 1344389124, 1551218220, 1680486405, 2016583686, 2240648540, 3360972810, 4033167372, 5041459215, 6721945620, 10082918430, 20165836860]

約数ペア:

[(1, 20165836860), (2, 10082918430), (3, 6721945620), (4, 5041459215), (5, 4033167372), (6, 3360972810), (9, 2240648540), (10, 2016583686), (12, 1680486405), (13, 1551218220), (15, 1344389124), (18, 1120324270), (20, 1008291843), (26, 775609110), (30, 672194562), (36, 560162135), (39, 517072740), (45, 448129708), (52, 387804555), (60, 336097281), (65, 310243644), (78, 258536370), (90, 224064854), (117, 172357580), (130, 155121822), (156, 129268185), (180, 112032427), (195, 103414548), (234, 86178790), (260, 77560911), (390, 51707274), (468, 43089395), (509, 39618540), (585, 34471516), (780, 25853637), (1018, 19809270), (1170, 17235758), (1527, 13206180), (2036, 9904635), (2340, 8617879), (2545, 7923708), (3054, 6603090), (4581, 4402060), (5090, 3961854), (6108, 3301545), (6617, 3047580), (7635, 2641236), (9162, 2201030), (10180, 1980927), (13234, 1523790), (15270, 1320618), (16931, 1191060), (18324, 1100515), (19851, 1015860), (22905, 880412), (26468, 761895), (30540, 660309), (33085, 609516), (33862, 595530), (39702, 507930), (45810, 440206), (50793, 397020), (59553, 338620), (66170, 304758), (67724, 297765), (79404, 253965), (84655, 238212), (91620, 220103), (99255, 203172), (101586, 198510), (119106, 169310), (132340, 152379)]