31139100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:649

約数の個数: 144

約数和(自身を含む): 105548800

約数和(自身を除く): 74409700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 36, 38, 45, 50, 54, 57, 60, 75, 76, 90, 95, 100, 108, 114, 135, 150, 171, 180, 190, 225, 228, 270, 285, 300, 342, 380, 450, 475, 513, 540, 570, 607, 675, 684, 855, 900, 950, 1026, 1140, 1214, 1350, 1425, 1710, 1821, 1900, 2052, 2428, 2565, 2700, 2850, 3035, 3420, 3642, 4275, 5130, 5463, 5700, 6070, 7284, 8550, 9105, 10260, 10926, 11533, 12140, 12825, 15175, 16389, 17100, 18210, 21852, 23066, 25650, 27315, 30350, 32778, 34599, 36420, 45525, 46132, 51300, 54630, 57665, 60700, 65556, 69198, 81945, 91050, 103797, 109260, 115330, 136575, 138396, 163890, 172995, 182100, 207594, 230660, 273150, 288325, 311391, 327780, 345990, 409725, 415188, 518985, 546300, 576650, 622782, 691980, 819450, 864975, 1037970, 1153300, 1245564, 1556955, 1638900, 1729950, 2075940, 2594925, 3113910, 3459900, 5189850, 6227820, 7784775, 10379700, 15569550, 31139100]

約数ペア:

[(1, 31139100), (2, 15569550), (3, 10379700), (4, 7784775), (5, 6227820), (6, 5189850), (9, 3459900), (10, 3113910), (12, 2594925), (15, 2075940), (18, 1729950), (19, 1638900), (20, 1556955), (25, 1245564), (27, 1153300), (30, 1037970), (36, 864975), (38, 819450), (45, 691980), (50, 622782), (54, 576650), (57, 546300), (60, 518985), (75, 415188), (76, 409725), (90, 345990), (95, 327780), (100, 311391), (108, 288325), (114, 273150), (135, 230660), (150, 207594), (171, 182100), (180, 172995), (190, 163890), (225, 138396), (228, 136575), (270, 115330), (285, 109260), (300, 103797), (342, 91050), (380, 81945), (450, 69198), (475, 65556), (513, 60700), (540, 57665), (570, 54630), (607, 51300), (675, 46132), (684, 45525), (855, 36420), (900, 34599), (950, 32778), (1026, 30350), (1140, 27315), (1214, 25650), (1350, 23066), (1425, 21852), (1710, 18210), (1821, 17100), (1900, 16389), (2052, 15175), (2428, 12825), (2565, 12140), (2700, 11533), (2850, 10926), (3035, 10260), (3420, 9105), (3642, 8550), (4275, 7284), (5130, 6070), (5463, 5700)]