2149696575

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{823}}^1$

素因数の和:918

約数の個数: 144

約数和(自身を含む): 4463047680

約数和(自身を除く): 2313351105

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 45, 47, 57, 65, 75, 95, 117, 141, 171, 195, 225, 235, 247, 285, 325, 423, 475, 585, 611, 705, 741, 823, 855, 893, 975, 1175, 1235, 1425, 1833, 2115, 2223, 2469, 2679, 2925, 3055, 3525, 3705, 4115, 4275, 4465, 5499, 6175, 7407, 8037, 9165, 10575, 10699, 11115, 11609, 12345, 13395, 15275, 15637, 18525, 20575, 22325, 27495, 32097, 34827, 37035, 38681, 40185, 45825, 46911, 53495, 55575, 58045, 61725, 66975, 78185, 96291, 104481, 116043, 137475, 140733, 160485, 174135, 185175, 193405, 200925, 203281, 234555, 267475, 290225, 348129, 390925, 481455, 502853, 522405, 580215, 609843, 703665, 734939, 802425, 870675, 967025, 1016405, 1172775, 1508559, 1740645, 1829529, 2204817, 2407275, 2514265, 2612025, 2901075, 3049215, 3518325, 3674695, 4525677, 5082025, 6614451, 7542795, 8703225, 9147645, 9554207, 11024085, 12571325, 15246075, 18373475, 22628385, 28662621, 33072255, 37713975, 45738225, 47771035, 55120425, 85987863, 113141925, 143313105, 165361275, 238855175, 429939315, 716565525, 2149696575]

約数ペア:

[(1, 2149696575), (3, 716565525), (5, 429939315), (9, 238855175), (13, 165361275), (15, 143313105), (19, 113141925), (25, 85987863), (39, 55120425), (45, 47771035), (47, 45738225), (57, 37713975), (65, 33072255), (75, 28662621), (95, 22628385), (117, 18373475), (141, 15246075), (171, 12571325), (195, 11024085), (225, 9554207), (235, 9147645), (247, 8703225), (285, 7542795), (325, 6614451), (423, 5082025), (475, 4525677), (585, 3674695), (611, 3518325), (705, 3049215), (741, 2901075), (823, 2612025), (855, 2514265), (893, 2407275), (975, 2204817), (1175, 1829529), (1235, 1740645), (1425, 1508559), (1833, 1172775), (2115, 1016405), (2223, 967025), (2469, 870675), (2679, 802425), (2925, 734939), (3055, 703665), (3525, 609843), (3705, 580215), (4115, 522405), (4275, 502853), (4465, 481455), (5499, 390925), (6175, 348129), (7407, 290225), (8037, 267475), (9165, 234555), (10575, 203281), (10699, 200925), (11115, 193405), (11609, 185175), (12345, 174135), (13395, 160485), (15275, 140733), (15637, 137475), (18525, 116043), (20575, 104481), (22325, 96291), (27495, 78185), (32097, 66975), (34827, 61725), (37035, 58045), (38681, 55575), (40185, 53495), (45825, 46911)]