251317800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:273

約数の個数: 288

約数和(自身を含む): 919226880

約数和(自身を除く): 667909080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 25, 30, 34, 36, 40, 43, 45, 50, 51, 60, 68, 72, 75, 85, 86, 90, 100, 102, 120, 129, 136, 150, 153, 170, 172, 180, 191, 200, 204, 215, 225, 255, 258, 300, 306, 340, 344, 360, 382, 387, 408, 425, 430, 450, 510, 516, 573, 600, 612, 645, 680, 731, 764, 765, 774, 850, 860, 900, 955, 1020, 1032, 1075, 1146, 1224, 1275, 1290, 1462, 1528, 1530, 1548, 1700, 1719, 1720, 1800, 1910, 1935, 2040, 2150, 2193, 2292, 2550, 2580, 2865, 2924, 3060, 3096, 3225, 3247, 3400, 3438, 3655, 3820, 3825, 3870, 4300, 4386, 4584, 4775, 5100, 5160, 5730, 5848, 6120, 6450, 6494, 6579, 6876, 7310, 7640, 7650, 7740, 8213, 8595, 8600, 8772, 9550, 9675, 9741, 10200, 10965, 11460, 12900, 12988, 13158, 13752, 14325, 14620, 15300, 15480, 16235, 16426, 17190, 17544, 18275, 19100, 19350, 19482, 21930, 22920, 24639, 25800, 25976, 26316, 28650, 29223, 29240, 30600, 32470, 32852, 32895, 34380, 36550, 38200, 38700, 38964, 41065, 42975, 43860, 48705, 49278, 52632, 54825, 57300, 58446, 64940, 65704, 65790, 68760, 73100, 73917, 77400, 77928, 81175, 82130, 85950, 87720, 97410, 98556, 109650, 114600, 116892, 123195, 129880, 131580, 139621, 146115, 146200, 147834, 162350, 164260, 164475, 171900, 194820, 197112, 205325, 219300, 233784, 243525, 246390, 263160, 279242, 292230, 295668, 324700, 328520, 328950, 343800, 369585, 389640, 410650, 418863, 438600, 487050, 492780, 558484, 584460, 591336, 615975, 649400, 657900, 698105, 730575, 739170, 821300, 837726, 974100, 985560, 1116968, 1168920, 1231950, 1256589, 1315800, 1396210, 1461150, 1478340, 1642600, 1675452, 1847925, 1948200, 2094315, 2463900, 2513178, 2792420, 2922300, 2956680, 3350904, 3490525, 3695850, 4188630, 4927800, 5026356, 5584840, 5844600, 6282945, 6981050, 7391700, 8377260, 10052712, 10471575, 12565890, 13962100, 14783400, 16754520, 20943150, 25131780, 27924200, 31414725, 41886300, 50263560, 62829450, 83772600, 125658900, 251317800]

約数ペア:

[(1, 251317800), (2, 125658900), (3, 83772600), (4, 62829450), (5, 50263560), (6, 41886300), (8, 31414725), (9, 27924200), (10, 25131780), (12, 20943150), (15, 16754520), (17, 14783400), (18, 13962100), (20, 12565890), (24, 10471575), (25, 10052712), (30, 8377260), (34, 7391700), (36, 6981050), (40, 6282945), (43, 5844600), (45, 5584840), (50, 5026356), (51, 4927800), (60, 4188630), (68, 3695850), (72, 3490525), (75, 3350904), (85, 2956680), (86, 2922300), (90, 2792420), (100, 2513178), (102, 2463900), (120, 2094315), (129, 1948200), (136, 1847925), (150, 1675452), (153, 1642600), (170, 1478340), (172, 1461150), (180, 1396210), (191, 1315800), (200, 1256589), (204, 1231950), (215, 1168920), (225, 1116968), (255, 985560), (258, 974100), (300, 837726), (306, 821300), (340, 739170), (344, 730575), (360, 698105), (382, 657900), (387, 649400), (408, 615975), (425, 591336), (430, 584460), (450, 558484), (510, 492780), (516, 487050), (573, 438600), (600, 418863), (612, 410650), (645, 389640), (680, 369585), (731, 343800), (764, 328950), (765, 328520), (774, 324700), (850, 295668), (860, 292230), (900, 279242), (955, 263160), (1020, 246390), (1032, 243525), (1075, 233784), (1146, 219300), (1224, 205325), (1275, 197112), (1290, 194820), (1462, 171900), (1528, 164475), (1530, 164260), (1548, 162350), (1700, 147834), (1719, 146200), (1720, 146115), (1800, 139621), (1910, 131580), (1935, 129880), (2040, 123195), (2150, 116892), (2193, 114600), (2292, 109650), (2550, 98556), (2580, 97410), (2865, 87720), (2924, 85950), (3060, 82130), (3096, 81175), (3225, 77928), (3247, 77400), (3400, 73917), (3438, 73100), (3655, 68760), (3820, 65790), (3825, 65704), (3870, 64940), (4300, 58446), (4386, 57300), (4584, 54825), (4775, 52632), (5100, 49278), (5160, 48705), (5730, 43860), (5848, 42975), (6120, 41065), (6450, 38964), (6494, 38700), (6579, 38200), (6876, 36550), (7310, 34380), (7640, 32895), (7650, 32852), (7740, 32470), (8213, 30600), (8595, 29240), (8600, 29223), (8772, 28650), (9550, 26316), (9675, 25976), (9741, 25800), (10200, 24639), (10965, 22920), (11460, 21930), (12900, 19482), (12988, 19350), (13158, 19100), (13752, 18275), (14325, 17544), (14620, 17190), (15300, 16426), (15480, 16235)]