209460240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:582

約数の個数: 240

約数和(自身を含む): 783432000

約数和(自身を除く): 573971760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 53, 55, 60, 66, 72, 80, 88, 90, 99, 106, 110, 120, 132, 144, 159, 165, 176, 180, 198, 212, 220, 240, 264, 265, 318, 330, 360, 396, 424, 440, 477, 495, 499, 528, 530, 583, 636, 660, 720, 792, 795, 848, 880, 954, 990, 998, 1060, 1166, 1272, 1320, 1497, 1584, 1590, 1749, 1908, 1980, 1996, 2120, 2332, 2385, 2495, 2544, 2640, 2915, 2994, 3180, 3498, 3816, 3960, 3992, 4240, 4491, 4664, 4770, 4990, 5247, 5489, 5830, 5988, 6360, 6996, 7485, 7632, 7920, 7984, 8745, 8982, 9328, 9540, 9980, 10494, 10978, 11660, 11976, 12720, 13992, 14970, 16467, 17490, 17964, 19080, 19960, 20988, 21956, 22455, 23320, 23952, 26235, 26447, 27445, 27984, 29940, 32934, 34980, 35928, 38160, 39920, 41976, 43912, 44910, 46640, 49401, 52470, 52894, 54890, 59880, 65868, 69960, 71856, 79341, 82335, 83952, 87824, 89820, 98802, 104940, 105788, 109780, 119760, 131736, 132235, 139920, 158682, 164670, 179640, 197604, 209880, 211576, 219560, 238023, 247005, 263472, 264470, 290917, 317364, 329340, 359280, 395208, 396705, 419760, 423152, 439120, 476046, 494010, 528940, 581834, 634728, 658680, 790416, 793410, 872751, 952092, 988020, 1057880, 1163668, 1190115, 1269456, 1317360, 1454585, 1586820, 1745502, 1904184, 1976040, 2115760, 2327336, 2380230, 2618253, 2909170, 3173640, 3491004, 3808368, 3952080, 4363755, 4654672, 4760460, 5236506, 5818340, 6347280, 6982008, 8727510, 9520920, 10473012, 11636680, 13091265, 13964016, 17455020, 19041840, 20946024, 23273360, 26182530, 34910040, 41892048, 52365060, 69820080, 104730120, 209460240]

約数ペア:

[(1, 209460240), (2, 104730120), (3, 69820080), (4, 52365060), (5, 41892048), (6, 34910040), (8, 26182530), (9, 23273360), (10, 20946024), (11, 19041840), (12, 17455020), (15, 13964016), (16, 13091265), (18, 11636680), (20, 10473012), (22, 9520920), (24, 8727510), (30, 6982008), (33, 6347280), (36, 5818340), (40, 5236506), (44, 4760460), (45, 4654672), (48, 4363755), (53, 3952080), (55, 3808368), (60, 3491004), (66, 3173640), (72, 2909170), (80, 2618253), (88, 2380230), (90, 2327336), (99, 2115760), (106, 1976040), (110, 1904184), (120, 1745502), (132, 1586820), (144, 1454585), (159, 1317360), (165, 1269456), (176, 1190115), (180, 1163668), (198, 1057880), (212, 988020), (220, 952092), (240, 872751), (264, 793410), (265, 790416), (318, 658680), (330, 634728), (360, 581834), (396, 528940), (424, 494010), (440, 476046), (477, 439120), (495, 423152), (499, 419760), (528, 396705), (530, 395208), (583, 359280), (636, 329340), (660, 317364), (720, 290917), (792, 264470), (795, 263472), (848, 247005), (880, 238023), (954, 219560), (990, 211576), (998, 209880), (1060, 197604), (1166, 179640), (1272, 164670), (1320, 158682), (1497, 139920), (1584, 132235), (1590, 131736), (1749, 119760), (1908, 109780), (1980, 105788), (1996, 104940), (2120, 98802), (2332, 89820), (2385, 87824), (2495, 83952), (2544, 82335), (2640, 79341), (2915, 71856), (2994, 69960), (3180, 65868), (3498, 59880), (3816, 54890), (3960, 52894), (3992, 52470), (4240, 49401), (4491, 46640), (4664, 44910), (4770, 43912), (4990, 41976), (5247, 39920), (5489, 38160), (5830, 35928), (5988, 34980), (6360, 32934), (6996, 29940), (7485, 27984), (7632, 27445), (7920, 26447), (7984, 26235), (8745, 23952), (8982, 23320), (9328, 22455), (9540, 21956), (9980, 20988), (10494, 19960), (10978, 19080), (11660, 17964), (11976, 17490), (12720, 16467), (13992, 14970)]