243397120

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3067}}^1$

素因数の和:3121

約数の個数: 80

約数和(自身を含む): 602604288

約数和(自身を除く): 359207168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3067, 3968, 4960, 6134, 7936, 9920, 12268, 15335, 15872, 19840, 24536, 30670, 39680, 49072, 61340, 79360, 95077, 98144, 122680, 190154, 196288, 245360, 380308, 392576, 475385, 490720, 760616, 785152, 950770, 981440, 1521232, 1570304, 1901540, 1962880, 3042464, 3803080, 3925760, 6084928, 7606160, 7851520, 12169856, 15212320, 24339712, 30424640, 48679424, 60849280, 121698560, 243397120]

約数ペア:

[(1, 243397120), (2, 121698560), (4, 60849280), (5, 48679424), (8, 30424640), (10, 24339712), (16, 15212320), (20, 12169856), (31, 7851520), (32, 7606160), (40, 6084928), (62, 3925760), (64, 3803080), (80, 3042464), (124, 1962880), (128, 1901540), (155, 1570304), (160, 1521232), (248, 981440), (256, 950770), (310, 785152), (320, 760616), (496, 490720), (512, 475385), (620, 392576), (640, 380308), (992, 245360), (1240, 196288), (1280, 190154), (1984, 122680), (2480, 98144), (2560, 95077), (3067, 79360), (3968, 61340), (4960, 49072), (6134, 39680), (7936, 30670), (9920, 24536), (12268, 19840), (15335, 15872)]