8712900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{461}}^1$

素因数の和:491

約数の個数: 144

約数和(自身を含む): 32081280

約数和(自身を除く): 23368380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 461, 525, 540, 630, 675, 700, 756, 900, 922, 945, 1050, 1260, 1350, 1383, 1575, 1844, 1890, 2100, 2305, 2700, 2766, 3150, 3227, 3780, 4149, 4610, 4725, 5532, 6300, 6454, 6915, 8298, 9220, 9450, 9681, 11525, 12447, 12908, 13830, 16135, 16596, 18900, 19362, 20745, 23050, 24894, 27660, 29043, 32270, 34575, 38724, 41490, 46100, 48405, 49788, 58086, 62235, 64540, 69150, 80675, 82980, 87129, 96810, 103725, 116172, 124470, 138300, 145215, 161350, 174258, 193620, 207450, 242025, 248940, 290430, 311175, 322700, 348516, 414900, 435645, 484050, 580860, 622350, 726075, 871290, 968100, 1244700, 1452150, 1742580, 2178225, 2904300, 4356450, 8712900]

約数ペア:

[(1, 8712900), (2, 4356450), (3, 2904300), (4, 2178225), (5, 1742580), (6, 1452150), (7, 1244700), (9, 968100), (10, 871290), (12, 726075), (14, 622350), (15, 580860), (18, 484050), (20, 435645), (21, 414900), (25, 348516), (27, 322700), (28, 311175), (30, 290430), (35, 248940), (36, 242025), (42, 207450), (45, 193620), (50, 174258), (54, 161350), (60, 145215), (63, 138300), (70, 124470), (75, 116172), (84, 103725), (90, 96810), (100, 87129), (105, 82980), (108, 80675), (126, 69150), (135, 64540), (140, 62235), (150, 58086), (175, 49788), (180, 48405), (189, 46100), (210, 41490), (225, 38724), (252, 34575), (270, 32270), (300, 29043), (315, 27660), (350, 24894), (378, 23050), (420, 20745), (450, 19362), (461, 18900), (525, 16596), (540, 16135), (630, 13830), (675, 12908), (700, 12447), (756, 11525), (900, 9681), (922, 9450), (945, 9220), (1050, 8298), (1260, 6915), (1350, 6454), (1383, 6300), (1575, 5532), (1844, 4725), (1890, 4610), (2100, 4149), (2305, 3780), (2700, 3227), (2766, 3150)]