18451578168

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{5449}}^1$

素因数の和:5782

約数の個数: 128

約数和(自身を含む): 52306920000

約数和(自身を除く): 33855341832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 108, 122, 183, 216, 244, 257, 366, 488, 514, 549, 732, 771, 1028, 1098, 1464, 1542, 1647, 2056, 2196, 2313, 3084, 3294, 4392, 4626, 5449, 6168, 6588, 6939, 9252, 10898, 13176, 13878, 15677, 16347, 18504, 21796, 27756, 31354, 32694, 43592, 47031, 49041, 55512, 62708, 65388, 94062, 98082, 125416, 130776, 141093, 147123, 188124, 196164, 282186, 294246, 332389, 376248, 392328, 423279, 564372, 588492, 664778, 846558, 997167, 1128744, 1176984, 1329556, 1400393, 1693116, 1994334, 2659112, 2800786, 2991501, 3386232, 3988668, 4201179, 5601572, 5983002, 7977336, 8402358, 8974503, 11203144, 11966004, 12603537, 16804716, 17949006, 23932008, 25207074, 33609432, 35898012, 37810611, 50414148, 71796024, 75621222, 85423973, 100828296, 151242444, 170847946, 256271919, 302484888, 341695892, 512543838, 683391784, 768815757, 1025087676, 1537631514, 2050175352, 2306447271, 3075263028, 4612894542, 6150526056, 9225789084, 18451578168]

約数ペア:

[(1, 18451578168), (2, 9225789084), (3, 6150526056), (4, 4612894542), (6, 3075263028), (8, 2306447271), (9, 2050175352), (12, 1537631514), (18, 1025087676), (24, 768815757), (27, 683391784), (36, 512543838), (54, 341695892), (61, 302484888), (72, 256271919), (108, 170847946), (122, 151242444), (183, 100828296), (216, 85423973), (244, 75621222), (257, 71796024), (366, 50414148), (488, 37810611), (514, 35898012), (549, 33609432), (732, 25207074), (771, 23932008), (1028, 17949006), (1098, 16804716), (1464, 12603537), (1542, 11966004), (1647, 11203144), (2056, 8974503), (2196, 8402358), (2313, 7977336), (3084, 5983002), (3294, 5601572), (4392, 4201179), (4626, 3988668), (5449, 3386232), (6168, 2991501), (6588, 2800786), (6939, 2659112), (9252, 1994334), (10898, 1693116), (13176, 1400393), (13878, 1329556), (15677, 1176984), (16347, 1128744), (18504, 997167), (21796, 846558), (27756, 664778), (31354, 588492), (32694, 564372), (43592, 423279), (47031, 392328), (49041, 376248), (55512, 332389), (62708, 294246), (65388, 282186), (94062, 196164), (98082, 188124), (125416, 147123), (130776, 141093)]