20106900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{677}}^1$

素因数の和:711

約数の個数: 144

約数和(自身を含む): 70620480

約数和(自身を除く): 50513580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 30, 33, 36, 44, 45, 50, 54, 55, 60, 66, 75, 90, 99, 100, 108, 110, 132, 135, 150, 165, 180, 198, 220, 225, 270, 275, 297, 300, 330, 396, 450, 495, 540, 550, 594, 660, 675, 677, 825, 900, 990, 1100, 1188, 1350, 1354, 1485, 1650, 1980, 2031, 2475, 2700, 2708, 2970, 3300, 3385, 4062, 4950, 5940, 6093, 6770, 7425, 7447, 8124, 9900, 10155, 12186, 13540, 14850, 14894, 16925, 18279, 20310, 22341, 24372, 29700, 29788, 30465, 33850, 36558, 37235, 40620, 44682, 50775, 60930, 67023, 67700, 73116, 74470, 89364, 91395, 101550, 111705, 121860, 134046, 148940, 152325, 182790, 186175, 201069, 203100, 223410, 268092, 304650, 335115, 365580, 372350, 402138, 446820, 456975, 558525, 609300, 670230, 744700, 804276, 913950, 1005345, 1117050, 1340460, 1675575, 1827900, 2010690, 2234100, 3351150, 4021380, 5026725, 6702300, 10053450, 20106900]

約数ペア:

[(1, 20106900), (2, 10053450), (3, 6702300), (4, 5026725), (5, 4021380), (6, 3351150), (9, 2234100), (10, 2010690), (11, 1827900), (12, 1675575), (15, 1340460), (18, 1117050), (20, 1005345), (22, 913950), (25, 804276), (27, 744700), (30, 670230), (33, 609300), (36, 558525), (44, 456975), (45, 446820), (50, 402138), (54, 372350), (55, 365580), (60, 335115), (66, 304650), (75, 268092), (90, 223410), (99, 203100), (100, 201069), (108, 186175), (110, 182790), (132, 152325), (135, 148940), (150, 134046), (165, 121860), (180, 111705), (198, 101550), (220, 91395), (225, 89364), (270, 74470), (275, 73116), (297, 67700), (300, 67023), (330, 60930), (396, 50775), (450, 44682), (495, 40620), (540, 37235), (550, 36558), (594, 33850), (660, 30465), (675, 29788), (677, 29700), (825, 24372), (900, 22341), (990, 20310), (1100, 18279), (1188, 16925), (1350, 14894), (1354, 14850), (1485, 13540), (1650, 12186), (1980, 10155), (2031, 9900), (2475, 8124), (2700, 7447), (2708, 7425), (2970, 6770), (3300, 6093), (3385, 5940), (4062, 4950)]