31482240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{863}}^1$

素因数の和:904

約数の個数: 128

約数和(自身を含む): 105753600

約数和(自身を除く): 74271360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 863, 912, 960, 1140, 1216, 1520, 1726, 1824, 1920, 2280, 2432, 2589, 3040, 3452, 3648, 4315, 4560, 5178, 6080, 6904, 7296, 8630, 9120, 10356, 12160, 12945, 13808, 16397, 17260, 18240, 20712, 25890, 27616, 32794, 34520, 36480, 41424, 49191, 51780, 55232, 65588, 69040, 81985, 82848, 98382, 103560, 110464, 131176, 138080, 163970, 165696, 196764, 207120, 245955, 262352, 276160, 327940, 331392, 393528, 414240, 491910, 524704, 552320, 655880, 787056, 828480, 983820, 1049408, 1311760, 1574112, 1656960, 1967640, 2098816, 2623520, 3148224, 3935280, 5247040, 6296448, 7870560, 10494080, 15741120, 31482240]

約数ペア:

[(1, 31482240), (2, 15741120), (3, 10494080), (4, 7870560), (5, 6296448), (6, 5247040), (8, 3935280), (10, 3148224), (12, 2623520), (15, 2098816), (16, 1967640), (19, 1656960), (20, 1574112), (24, 1311760), (30, 1049408), (32, 983820), (38, 828480), (40, 787056), (48, 655880), (57, 552320), (60, 524704), (64, 491910), (76, 414240), (80, 393528), (95, 331392), (96, 327940), (114, 276160), (120, 262352), (128, 245955), (152, 207120), (160, 196764), (190, 165696), (192, 163970), (228, 138080), (240, 131176), (285, 110464), (304, 103560), (320, 98382), (380, 82848), (384, 81985), (456, 69040), (480, 65588), (570, 55232), (608, 51780), (640, 49191), (760, 41424), (863, 36480), (912, 34520), (960, 32794), (1140, 27616), (1216, 25890), (1520, 20712), (1726, 18240), (1824, 17260), (1920, 16397), (2280, 13808), (2432, 12945), (2589, 12160), (3040, 10356), (3452, 9120), (3648, 8630), (4315, 7296), (4560, 6904), (5178, 6080)]