318236640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2003}}^1$

素因数の和:2352

約数の個数: 96

約数和(自身を含む): 1005975936

約数和(自身を除く): 687739296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 331, 480, 662, 993, 1324, 1655, 1986, 2003, 2648, 3310, 3972, 4006, 4965, 5296, 6009, 6620, 7944, 8012, 9930, 10015, 10592, 12018, 13240, 15888, 16024, 19860, 20030, 24036, 26480, 30045, 31776, 32048, 39720, 40060, 48072, 52960, 60090, 64096, 79440, 80120, 96144, 120180, 158880, 160240, 192288, 240360, 320480, 480720, 662993, 961440, 1325986, 1988979, 2651972, 3314965, 3977958, 5303944, 6629930, 7955916, 9944895, 10607888, 13259860, 15911832, 19889790, 21215776, 26519720, 31823664, 39779580, 53039440, 63647328, 79559160, 106078880, 159118320, 318236640]

約数ペア:

[(1, 318236640), (2, 159118320), (3, 106078880), (4, 79559160), (5, 63647328), (6, 53039440), (8, 39779580), (10, 31823664), (12, 26519720), (15, 21215776), (16, 19889790), (20, 15911832), (24, 13259860), (30, 10607888), (32, 9944895), (40, 7955916), (48, 6629930), (60, 5303944), (80, 3977958), (96, 3314965), (120, 2651972), (160, 1988979), (240, 1325986), (331, 961440), (480, 662993), (662, 480720), (993, 320480), (1324, 240360), (1655, 192288), (1986, 160240), (2003, 158880), (2648, 120180), (3310, 96144), (3972, 80120), (4006, 79440), (4965, 64096), (5296, 60090), (6009, 52960), (6620, 48072), (7944, 40060), (8012, 39720), (9930, 32048), (10015, 31776), (10592, 30045), (12018, 26480), (13240, 24036), (15888, 20030), (16024, 19860)]