196389900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{10391}}^1$

素因数の和:10421

約数の個数: 144

約数和(自身を含む): 721620480

約数和(自身を除く): 525230580

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, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1890, 2100, 2700, 3150, 3780, 4725, 6300, 9450, 10391, 18900, 20782, 31173, 41564, 51955, 62346, 72737, 93519, 103910, 124692, 145474, 155865, 187038, 207820, 218211, 259775, 280557, 290948, 311730, 363685, 374076, 436422, 467595, 519550, 561114, 623460, 654633, 727370, 779325, 872844, 935190, 1039100, 1091055, 1122228, 1309266, 1402785, 1454740, 1558650, 1818425, 1870380, 1963899, 2182110, 2337975, 2618532, 2805570, 3117300, 3273165, 3636850, 3927798, 4364220, 4675950, 5455275, 5611140, 6546330, 7013925, 7273700, 7855596, 9351900, 9819495, 10910550, 13092660, 14027850, 16365825, 19638990, 21821100, 28055700, 32731650, 39277980, 49097475, 65463300, 98194950, 196389900]

約数ペア:

[(1, 196389900), (2, 98194950), (3, 65463300), (4, 49097475), (5, 39277980), (6, 32731650), (7, 28055700), (9, 21821100), (10, 19638990), (12, 16365825), (14, 14027850), (15, 13092660), (18, 10910550), (20, 9819495), (21, 9351900), (25, 7855596), (27, 7273700), (28, 7013925), (30, 6546330), (35, 5611140), (36, 5455275), (42, 4675950), (45, 4364220), (50, 3927798), (54, 3636850), (60, 3273165), (63, 3117300), (70, 2805570), (75, 2618532), (84, 2337975), (90, 2182110), (100, 1963899), (105, 1870380), (108, 1818425), (126, 1558650), (135, 1454740), (140, 1402785), (150, 1309266), (175, 1122228), (180, 1091055), (189, 1039100), (210, 935190), (225, 872844), (252, 779325), (270, 727370), (300, 654633), (315, 623460), (350, 561114), (378, 519550), (420, 467595), (450, 436422), (525, 374076), (540, 363685), (630, 311730), (675, 290948), (700, 280557), (756, 259775), (900, 218211), (945, 207820), (1050, 187038), (1260, 155865), (1350, 145474), (1575, 124692), (1890, 103910), (2100, 93519), (2700, 72737), (3150, 62346), (3780, 51955), (4725, 41564), (6300, 31173), (9450, 20782), (10391, 18900)]