209490840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:423

約数の個数: 256

約数和(自身を含む): 771724800

約数和(自身を除く): 562233960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 43, 45, 52, 54, 60, 65, 72, 78, 86, 90, 104, 108, 117, 120, 129, 130, 135, 156, 172, 180, 195, 215, 216, 234, 258, 260, 270, 312, 344, 347, 351, 360, 387, 390, 430, 468, 516, 520, 540, 559, 585, 645, 694, 702, 774, 780, 860, 936, 1032, 1041, 1080, 1118, 1161, 1170, 1290, 1388, 1404, 1548, 1560, 1677, 1720, 1735, 1755, 1935, 2082, 2236, 2322, 2340, 2580, 2776, 2795, 2808, 3096, 3123, 3354, 3470, 3510, 3870, 4164, 4472, 4511, 4644, 4680, 5031, 5160, 5205, 5590, 5805, 6246, 6708, 6940, 7020, 7740, 8328, 8385, 9022, 9288, 9369, 10062, 10410, 11180, 11610, 12492, 13416, 13533, 13880, 14040, 14921, 15093, 15480, 15615, 16770, 18044, 18738, 20124, 20820, 22360, 22555, 23220, 24984, 25155, 27066, 29842, 30186, 31230, 33540, 36088, 37476, 40248, 40599, 41640, 44763, 45110, 46440, 46845, 50310, 54132, 59684, 60372, 62460, 67080, 67665, 74605, 74952, 75465, 81198, 89526, 90220, 93690, 100620, 108264, 119368, 120744, 121797, 124920, 134289, 135330, 149210, 150930, 162396, 179052, 180440, 187380, 193973, 201240, 202995, 223815, 243594, 268578, 270660, 298420, 301860, 324792, 358104, 374760, 387946, 402867, 405990, 447630, 487188, 537156, 541320, 581919, 596840, 603720, 608985, 671445, 775892, 805734, 811980, 895260, 969865, 974376, 1074312, 1163838, 1217970, 1342890, 1551784, 1611468, 1623960, 1745757, 1790520, 1939730, 2014335, 2327676, 2435940, 2685780, 2909595, 3222936, 3491514, 3879460, 4028670, 4655352, 4871880, 5237271, 5371560, 5819190, 6983028, 7758920, 8057340, 8728785, 10474542, 11638380, 13966056, 16114680, 17457570, 20949084, 23276760, 26186355, 34915140, 41898168, 52372710, 69830280, 104745420, 209490840]

約数ペア:

[(1, 209490840), (2, 104745420), (3, 69830280), (4, 52372710), (5, 41898168), (6, 34915140), (8, 26186355), (9, 23276760), (10, 20949084), (12, 17457570), (13, 16114680), (15, 13966056), (18, 11638380), (20, 10474542), (24, 8728785), (26, 8057340), (27, 7758920), (30, 6983028), (36, 5819190), (39, 5371560), (40, 5237271), (43, 4871880), (45, 4655352), (52, 4028670), (54, 3879460), (60, 3491514), (65, 3222936), (72, 2909595), (78, 2685780), (86, 2435940), (90, 2327676), (104, 2014335), (108, 1939730), (117, 1790520), (120, 1745757), (129, 1623960), (130, 1611468), (135, 1551784), (156, 1342890), (172, 1217970), (180, 1163838), (195, 1074312), (215, 974376), (216, 969865), (234, 895260), (258, 811980), (260, 805734), (270, 775892), (312, 671445), (344, 608985), (347, 603720), (351, 596840), (360, 581919), (387, 541320), (390, 537156), (430, 487188), (468, 447630), (516, 405990), (520, 402867), (540, 387946), (559, 374760), (585, 358104), (645, 324792), (694, 301860), (702, 298420), (774, 270660), (780, 268578), (860, 243594), (936, 223815), (1032, 202995), (1041, 201240), (1080, 193973), (1118, 187380), (1161, 180440), (1170, 179052), (1290, 162396), (1388, 150930), (1404, 149210), (1548, 135330), (1560, 134289), (1677, 124920), (1720, 121797), (1735, 120744), (1755, 119368), (1935, 108264), (2082, 100620), (2236, 93690), (2322, 90220), (2340, 89526), (2580, 81198), (2776, 75465), (2795, 74952), (2808, 74605), (3096, 67665), (3123, 67080), (3354, 62460), (3470, 60372), (3510, 59684), (3870, 54132), (4164, 50310), (4472, 46845), (4511, 46440), (4644, 45110), (4680, 44763), (5031, 41640), (5160, 40599), (5205, 40248), (5590, 37476), (5805, 36088), (6246, 33540), (6708, 31230), (6940, 30186), (7020, 29842), (7740, 27066), (8328, 25155), (8385, 24984), (9022, 23220), (9288, 22555), (9369, 22360), (10062, 20820), (10410, 20124), (11180, 18738), (11610, 18044), (12492, 16770), (13416, 15615), (13533, 15480), (13880, 15093), (14040, 14921)]