1078157440

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:630

約数の個数: 128

約数和(自身を含む): 2673803520

約数和(自身を除く): 1595646080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 73, 80, 94, 128, 146, 160, 188, 235, 292, 320, 365, 376, 470, 491, 584, 640, 730, 752, 940, 982, 1168, 1460, 1504, 1880, 1964, 2336, 2455, 2920, 3008, 3431, 3760, 3928, 4672, 4910, 5840, 6016, 6862, 7520, 7856, 9344, 9820, 11680, 13724, 15040, 15712, 17155, 19640, 23077, 23360, 27448, 30080, 31424, 34310, 35843, 39280, 46154, 46720, 54896, 62848, 68620, 71686, 78560, 92308, 109792, 115385, 137240, 143372, 157120, 179215, 184616, 219584, 230770, 274480, 286744, 314240, 358430, 369232, 439168, 461540, 548960, 573488, 716860, 738464, 923080, 1097920, 1146976, 1433720, 1476928, 1684621, 1846160, 2195840, 2293952, 2867440, 2953856, 3369242, 3692320, 4587904, 5734880, 6738484, 7384640, 8423105, 11469760, 13476968, 14769280, 16846210, 22939520, 26953936, 33692420, 53907872, 67384840, 107815744, 134769680, 215631488, 269539360, 539078720, 1078157440]

約数ペア:

[(1, 1078157440), (2, 539078720), (4, 269539360), (5, 215631488), (8, 134769680), (10, 107815744), (16, 67384840), (20, 53907872), (32, 33692420), (40, 26953936), (47, 22939520), (64, 16846210), (73, 14769280), (80, 13476968), (94, 11469760), (128, 8423105), (146, 7384640), (160, 6738484), (188, 5734880), (235, 4587904), (292, 3692320), (320, 3369242), (365, 2953856), (376, 2867440), (470, 2293952), (491, 2195840), (584, 1846160), (640, 1684621), (730, 1476928), (752, 1433720), (940, 1146976), (982, 1097920), (1168, 923080), (1460, 738464), (1504, 716860), (1880, 573488), (1964, 548960), (2336, 461540), (2455, 439168), (2920, 369232), (3008, 358430), (3431, 314240), (3760, 286744), (3928, 274480), (4672, 230770), (4910, 219584), (5840, 184616), (6016, 179215), (6862, 157120), (7520, 143372), (7856, 137240), (9344, 115385), (9820, 109792), (11680, 92308), (13724, 78560), (15040, 71686), (15712, 68620), (17155, 62848), (19640, 54896), (23077, 46720), (23360, 46154), (27448, 39280), (30080, 35843), (31424, 34310)]