208849680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:506

約数の個数: 240

約数和(自身を含む): 771419376

約数和(自身を除く): 562569696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 53, 60, 65, 72, 78, 80, 90, 104, 106, 117, 120, 130, 144, 156, 159, 180, 195, 208, 212, 234, 240, 260, 265, 312, 318, 360, 390, 421, 424, 468, 477, 520, 530, 585, 624, 636, 689, 720, 780, 795, 842, 848, 936, 954, 1040, 1060, 1170, 1263, 1272, 1378, 1560, 1590, 1684, 1872, 1908, 2067, 2105, 2120, 2340, 2385, 2526, 2544, 2756, 3120, 3180, 3368, 3445, 3789, 3816, 4134, 4210, 4240, 4680, 4770, 5052, 5473, 5512, 6201, 6315, 6360, 6736, 6890, 7578, 7632, 8268, 8420, 9360, 9540, 10104, 10335, 10946, 11024, 12402, 12630, 12720, 13780, 15156, 16419, 16536, 16840, 18945, 19080, 20208, 20670, 21892, 22313, 24804, 25260, 27365, 27560, 30312, 31005, 32838, 33072, 33680, 37890, 38160, 41340, 43784, 44626, 49257, 49608, 50520, 54730, 55120, 60624, 62010, 65676, 66939, 75780, 82095, 82680, 87568, 89252, 98514, 99216, 101040, 109460, 111565, 124020, 131352, 133878, 151560, 164190, 165360, 178504, 197028, 200817, 218920, 223130, 246285, 248040, 262704, 267756, 290069, 303120, 328380, 334695, 357008, 394056, 401634, 437840, 446260, 492570, 496080, 535512, 580138, 656760, 669390, 788112, 803268, 870207, 892520, 985140, 1004085, 1071024, 1160276, 1313520, 1338780, 1450345, 1606536, 1740414, 1785040, 1970280, 2008170, 2320552, 2610621, 2677560, 2900690, 3213072, 3480828, 3940560, 4016340, 4351035, 4641104, 5221242, 5355120, 5801380, 6961656, 8032680, 8702070, 10442484, 11602760, 13053105, 13923312, 16065360, 17404140, 20884968, 23205520, 26106210, 34808280, 41769936, 52212420, 69616560, 104424840, 208849680]

約数ペア:

[(1, 208849680), (2, 104424840), (3, 69616560), (4, 52212420), (5, 41769936), (6, 34808280), (8, 26106210), (9, 23205520), (10, 20884968), (12, 17404140), (13, 16065360), (15, 13923312), (16, 13053105), (18, 11602760), (20, 10442484), (24, 8702070), (26, 8032680), (30, 6961656), (36, 5801380), (39, 5355120), (40, 5221242), (45, 4641104), (48, 4351035), (52, 4016340), (53, 3940560), (60, 3480828), (65, 3213072), (72, 2900690), (78, 2677560), (80, 2610621), (90, 2320552), (104, 2008170), (106, 1970280), (117, 1785040), (120, 1740414), (130, 1606536), (144, 1450345), (156, 1338780), (159, 1313520), (180, 1160276), (195, 1071024), (208, 1004085), (212, 985140), (234, 892520), (240, 870207), (260, 803268), (265, 788112), (312, 669390), (318, 656760), (360, 580138), (390, 535512), (421, 496080), (424, 492570), (468, 446260), (477, 437840), (520, 401634), (530, 394056), (585, 357008), (624, 334695), (636, 328380), (689, 303120), (720, 290069), (780, 267756), (795, 262704), (842, 248040), (848, 246285), (936, 223130), (954, 218920), (1040, 200817), (1060, 197028), (1170, 178504), (1263, 165360), (1272, 164190), (1378, 151560), (1560, 133878), (1590, 131352), (1684, 124020), (1872, 111565), (1908, 109460), (2067, 101040), (2105, 99216), (2120, 98514), (2340, 89252), (2385, 87568), (2526, 82680), (2544, 82095), (2756, 75780), (3120, 66939), (3180, 65676), (3368, 62010), (3445, 60624), (3789, 55120), (3816, 54730), (4134, 50520), (4210, 49608), (4240, 49257), (4680, 44626), (4770, 43784), (5052, 41340), (5473, 38160), (5512, 37890), (6201, 33680), (6315, 33072), (6360, 32838), (6736, 31005), (6890, 30312), (7578, 27560), (7632, 27365), (8268, 25260), (8420, 24804), (9360, 22313), (9540, 21892), (10104, 20670), (10335, 20208), (10946, 19080), (11024, 18945), (12402, 16840), (12630, 16536), (12720, 16419), (13780, 15156)]