225538740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9421}}^1$

素因数の和:9462

約数の個数: 144

約数和(自身を含む): 823105920

約数和(自身を除く): 597567180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 9421, 11970, 18842, 23940, 28263, 37684, 47105, 56526, 65947, 84789, 94210, 113052, 131894, 141315, 169578, 178999, 188420, 197841, 263788, 282630, 329735, 339156, 357998, 395682, 423945, 536997, 565260, 593523, 659470, 715996, 791364, 847890, 894995, 989205, 1073994, 1187046, 1252993, 1318940, 1610991, 1695780, 1789990, 1978410, 2147988, 2374092, 2505986, 2684985, 2967615, 3221982, 3579980, 3758979, 3956820, 5011972, 5369970, 5935230, 6264965, 6443964, 7517958, 8054955, 10739940, 11276937, 11870460, 12529930, 15035916, 16109910, 18794895, 22553874, 25059860, 32219820, 37589790, 45107748, 56384685, 75179580, 112769370, 225538740]

約数ペア:

[(1, 225538740), (2, 112769370), (3, 75179580), (4, 56384685), (5, 45107748), (6, 37589790), (7, 32219820), (9, 25059860), (10, 22553874), (12, 18794895), (14, 16109910), (15, 15035916), (18, 12529930), (19, 11870460), (20, 11276937), (21, 10739940), (28, 8054955), (30, 7517958), (35, 6443964), (36, 6264965), (38, 5935230), (42, 5369970), (45, 5011972), (57, 3956820), (60, 3758979), (63, 3579980), (70, 3221982), (76, 2967615), (84, 2684985), (90, 2505986), (95, 2374092), (105, 2147988), (114, 1978410), (126, 1789990), (133, 1695780), (140, 1610991), (171, 1318940), (180, 1252993), (190, 1187046), (210, 1073994), (228, 989205), (252, 894995), (266, 847890), (285, 791364), (315, 715996), (342, 659470), (380, 593523), (399, 565260), (420, 536997), (532, 423945), (570, 395682), (630, 357998), (665, 339156), (684, 329735), (798, 282630), (855, 263788), (1140, 197841), (1197, 188420), (1260, 178999), (1330, 169578), (1596, 141315), (1710, 131894), (1995, 113052), (2394, 94210), (2660, 84789), (3420, 65947), (3990, 56526), (4788, 47105), (5985, 37684), (7980, 28263), (9421, 23940), (11970, 18842)]