248442120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{499}}^1$

素因数の和:980

約数の個数: 128

約数和(自身を含む): 831600000

約数和(自身を除く): 583157880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 461, 499, 540, 922, 998, 1080, 1383, 1497, 1844, 1996, 2305, 2495, 2766, 2994, 3688, 3992, 4149, 4491, 4610, 4990, 5532, 5988, 6915, 7485, 8298, 8982, 9220, 9980, 11064, 11976, 12447, 13473, 13830, 14970, 16596, 17964, 18440, 19960, 20745, 22455, 24894, 26946, 27660, 29940, 33192, 35928, 41490, 44910, 49788, 53892, 55320, 59880, 62235, 67365, 82980, 89820, 99576, 107784, 124470, 134730, 165960, 179640, 230039, 248940, 269460, 460078, 497880, 538920, 690117, 920156, 1150195, 1380234, 1840312, 2070351, 2300390, 2760468, 3450585, 4140702, 4600780, 5520936, 6211053, 6901170, 8281404, 9201560, 10351755, 12422106, 13802340, 16562808, 20703510, 24844212, 27604680, 31055265, 41407020, 49688424, 62110530, 82814040, 124221060, 248442120]

約数ペア:

[(1, 248442120), (2, 124221060), (3, 82814040), (4, 62110530), (5, 49688424), (6, 41407020), (8, 31055265), (9, 27604680), (10, 24844212), (12, 20703510), (15, 16562808), (18, 13802340), (20, 12422106), (24, 10351755), (27, 9201560), (30, 8281404), (36, 6901170), (40, 6211053), (45, 5520936), (54, 4600780), (60, 4140702), (72, 3450585), (90, 2760468), (108, 2300390), (120, 2070351), (135, 1840312), (180, 1380234), (216, 1150195), (270, 920156), (360, 690117), (461, 538920), (499, 497880), (540, 460078), (922, 269460), (998, 248940), (1080, 230039), (1383, 179640), (1497, 165960), (1844, 134730), (1996, 124470), (2305, 107784), (2495, 99576), (2766, 89820), (2994, 82980), (3688, 67365), (3992, 62235), (4149, 59880), (4491, 55320), (4610, 53892), (4990, 49788), (5532, 44910), (5988, 41490), (6915, 35928), (7485, 33192), (8298, 29940), (8982, 27660), (9220, 26946), (9980, 24894), (11064, 22455), (11976, 20745), (12447, 19960), (13473, 18440), (13830, 17964), (14970, 16596)]