1806138120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{3823}}^1$

素因数の和:3995

約数の個数: 128

約数和(自身を含む): 5638717440

約数和(自身を除く): 3832579320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 127, 155, 186, 248, 254, 310, 372, 381, 465, 508, 620, 635, 744, 762, 930, 1016, 1240, 1270, 1524, 1860, 1905, 2540, 3048, 3720, 3810, 3823, 3937, 5080, 7620, 7646, 7874, 11469, 11811, 15240, 15292, 15748, 19115, 19685, 22938, 23622, 30584, 31496, 38230, 39370, 45876, 47244, 57345, 59055, 76460, 78740, 91752, 94488, 114690, 118110, 118513, 152920, 157480, 229380, 236220, 237026, 355539, 458760, 472440, 474052, 485521, 592565, 711078, 948104, 971042, 1185130, 1422156, 1456563, 1777695, 1942084, 2370260, 2427605, 2844312, 2913126, 3555390, 3884168, 4740520, 4855210, 5826252, 7110780, 7282815, 9710420, 11652504, 14221560, 14565630, 15051151, 19420840, 29131260, 30102302, 45153453, 58262520, 60204604, 75255755, 90306906, 120409208, 150511510, 180613812, 225767265, 301023020, 361227624, 451534530, 602046040, 903069060, 1806138120]

約数ペア:

[(1, 1806138120), (2, 903069060), (3, 602046040), (4, 451534530), (5, 361227624), (6, 301023020), (8, 225767265), (10, 180613812), (12, 150511510), (15, 120409208), (20, 90306906), (24, 75255755), (30, 60204604), (31, 58262520), (40, 45153453), (60, 30102302), (62, 29131260), (93, 19420840), (120, 15051151), (124, 14565630), (127, 14221560), (155, 11652504), (186, 9710420), (248, 7282815), (254, 7110780), (310, 5826252), (372, 4855210), (381, 4740520), (465, 3884168), (508, 3555390), (620, 2913126), (635, 2844312), (744, 2427605), (762, 2370260), (930, 1942084), (1016, 1777695), (1240, 1456563), (1270, 1422156), (1524, 1185130), (1860, 971042), (1905, 948104), (2540, 711078), (3048, 592565), (3720, 485521), (3810, 474052), (3823, 472440), (3937, 458760), (5080, 355539), (7620, 237026), (7646, 236220), (7874, 229380), (11469, 157480), (11811, 152920), (15240, 118513), (15292, 118110), (15748, 114690), (19115, 94488), (19685, 91752), (22938, 78740), (23622, 76460), (30584, 59055), (31496, 57345), (38230, 47244), (39370, 45876)]