19169019900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{997}}^1\times {\mathrm{7121}}^1$

素因数の和:8141

約数の個数: 144

約数和(自身を含む): 61695322080

約数和(自身を除く): 42526302180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 997, 1350, 1994, 2700, 2991, 3988, 4985, 5982, 7121, 8973, 9970, 11964, 14242, 14955, 17946, 19940, 21363, 24925, 26919, 28484, 29910, 35605, 35892, 42726, 44865, 49850, 53838, 59820, 64089, 71210, 74775, 85452, 89730, 99700, 106815, 107676, 128178, 134595, 142420, 149550, 178025, 179460, 192267, 213630, 224325, 256356, 269190, 299100, 320445, 356050, 384534, 427260, 448650, 534075, 538380, 640890, 672975, 712100, 769068, 897300, 961335, 1068150, 1281780, 1345950, 1602225, 1922670, 2136300, 2691900, 3204450, 3845340, 4806675, 6408900, 7099637, 9613350, 14199274, 19226700, 21298911, 28398548, 35498185, 42597822, 63896733, 70996370, 85195644, 106494555, 127793466, 141992740, 177490925, 191690199, 212989110, 255586932, 319483665, 354981850, 383380398, 425978220, 532472775, 638967330, 709963700, 766760796, 958450995, 1064945550, 1277934660, 1597418325, 1916901990, 2129891100, 3194836650, 3833803980, 4792254975, 6389673300, 9584509950, 19169019900]

約数ペア:

[(1, 19169019900), (2, 9584509950), (3, 6389673300), (4, 4792254975), (5, 3833803980), (6, 3194836650), (9, 2129891100), (10, 1916901990), (12, 1597418325), (15, 1277934660), (18, 1064945550), (20, 958450995), (25, 766760796), (27, 709963700), (30, 638967330), (36, 532472775), (45, 425978220), (50, 383380398), (54, 354981850), (60, 319483665), (75, 255586932), (90, 212989110), (100, 191690199), (108, 177490925), (135, 141992740), (150, 127793466), (180, 106494555), (225, 85195644), (270, 70996370), (300, 63896733), (450, 42597822), (540, 35498185), (675, 28398548), (900, 21298911), (997, 19226700), (1350, 14199274), (1994, 9613350), (2700, 7099637), (2991, 6408900), (3988, 4806675), (4985, 3845340), (5982, 3204450), (7121, 2691900), (8973, 2136300), (9970, 1922670), (11964, 1602225), (14242, 1345950), (14955, 1281780), (17946, 1068150), (19940, 961335), (21363, 897300), (24925, 769068), (26919, 712100), (28484, 672975), (29910, 640890), (35605, 538380), (35892, 534075), (42726, 448650), (44865, 427260), (49850, 384534), (53838, 356050), (59820, 320445), (64089, 299100), (71210, 269190), (74775, 256356), (85452, 224325), (89730, 213630), (99700, 192267), (106815, 179460), (107676, 178025), (128178, 149550), (134595, 142420)]