390577320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{154991}}^1$

素因数の和:155015

約数の個数: 96

約数和(自身を含む): 1450725120

約数和(自身を除く): 1060147800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 154991, 309982, 464973, 619964, 774955, 929946, 1084937, 1239928, 1394919, 1549910, 1859892, 2169874, 2324865, 2789838, 3099820, 3254811, 3719784, 4339748, 4649730, 5424685, 5579676, 6199640, 6509622, 6974595, 8679496, 9299460, 9764433, 10849370, 11159352, 13019244, 13949190, 16274055, 18598920, 19528866, 21698740, 26038488, 27898380, 32548110, 39057732, 43397480, 48822165, 55796760, 65096220, 78115464, 97644330, 130192440, 195288660, 390577320]

約数ペア:

[(1, 390577320), (2, 195288660), (3, 130192440), (4, 97644330), (5, 78115464), (6, 65096220), (7, 55796760), (8, 48822165), (9, 43397480), (10, 39057732), (12, 32548110), (14, 27898380), (15, 26038488), (18, 21698740), (20, 19528866), (21, 18598920), (24, 16274055), (28, 13949190), (30, 13019244), (35, 11159352), (36, 10849370), (40, 9764433), (42, 9299460), (45, 8679496), (56, 6974595), (60, 6509622), (63, 6199640), (70, 5579676), (72, 5424685), (84, 4649730), (90, 4339748), (105, 3719784), (120, 3254811), (126, 3099820), (140, 2789838), (168, 2324865), (180, 2169874), (210, 1859892), (252, 1549910), (280, 1394919), (315, 1239928), (360, 1084937), (420, 929946), (504, 774955), (630, 619964), (840, 464973), (1260, 309982), (2520, 154991)]