258747120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4549}}^1$

素因数の和:4647

約数の個数: 120

約数和(自身を含む): 880152000

約数和(自身を除く): 621404880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1580, 1896, 2370, 2844, 3160, 3555, 3792, 4549, 4740, 5688, 6320, 7110, 9098, 9480, 11376, 13647, 14220, 18196, 18960, 22745, 27294, 28440, 36392, 40941, 45490, 54588, 56880, 68235, 72784, 81882, 90980, 109176, 136470, 163764, 181960, 204705, 218352, 272940, 327528, 359371, 363920, 409410, 545880, 655056, 718742, 818820, 1078113, 1091760, 1437484, 1637640, 1796855, 2156226, 2874968, 3234339, 3275280, 3593710, 4312452, 5390565, 5749936, 6468678, 7187420, 8624904, 10781130, 12937356, 14374840, 16171695, 17249808, 21562260, 25874712, 28749680, 32343390, 43124520, 51749424, 64686780, 86249040, 129373560, 258747120]

約数ペア:

[(1, 258747120), (2, 129373560), (3, 86249040), (4, 64686780), (5, 51749424), (6, 43124520), (8, 32343390), (9, 28749680), (10, 25874712), (12, 21562260), (15, 17249808), (16, 16171695), (18, 14374840), (20, 12937356), (24, 10781130), (30, 8624904), (36, 7187420), (40, 6468678), (45, 5749936), (48, 5390565), (60, 4312452), (72, 3593710), (79, 3275280), (80, 3234339), (90, 2874968), (120, 2156226), (144, 1796855), (158, 1637640), (180, 1437484), (237, 1091760), (240, 1078113), (316, 818820), (360, 718742), (395, 655056), (474, 545880), (632, 409410), (711, 363920), (720, 359371), (790, 327528), (948, 272940), (1185, 218352), (1264, 204705), (1422, 181960), (1580, 163764), (1896, 136470), (2370, 109176), (2844, 90980), (3160, 81882), (3555, 72784), (3792, 68235), (4549, 56880), (4740, 54588), (5688, 45490), (6320, 40941), (7110, 36392), (9098, 28440), (9480, 27294), (11376, 22745), (13647, 18960), (14220, 18196)]