47880072

素因数分解:

$2^3\times 3^4\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2052

約数の個数: 80

約数和(自身を含む): 137802060

約数和(自身を除く): 89921988

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 81, 108, 111, 148, 162, 216, 222, 296, 324, 333, 444, 648, 666, 888, 999, 1332, 1997, 1998, 2664, 2997, 3994, 3996, 5991, 5994, 7988, 7992, 11982, 11988, 15976, 17973, 23964, 23976, 35946, 47928, 53919, 71892, 73889, 107838, 143784, 147778, 161757, 215676, 221667, 295556, 323514, 431352, 443334, 591112, 647028, 665001, 886668, 1294056, 1330002, 1773336, 1995003, 2660004, 3990006, 5320008, 5985009, 7980012, 11970018, 15960024, 23940036, 47880072]

約数ペア:

[(1, 47880072), (2, 23940036), (3, 15960024), (4, 11970018), (6, 7980012), (8, 5985009), (9, 5320008), (12, 3990006), (18, 2660004), (24, 1995003), (27, 1773336), (36, 1330002), (37, 1294056), (54, 886668), (72, 665001), (74, 647028), (81, 591112), (108, 443334), (111, 431352), (148, 323514), (162, 295556), (216, 221667), (222, 215676), (296, 161757), (324, 147778), (333, 143784), (444, 107838), (648, 73889), (666, 71892), (888, 53919), (999, 47928), (1332, 35946), (1997, 23976), (1998, 23964), (2664, 17973), (2997, 15976), (3994, 11988), (3996, 11982), (5991, 7992), (5994, 7988)]