78018120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:149

約数の個数: 256

約数和(自身を含む): 279936000

約数和(自身を除く): 201917880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 47, 53, 54, 58, 60, 72, 87, 90, 94, 106, 108, 116, 120, 135, 141, 145, 159, 174, 180, 188, 212, 216, 232, 235, 261, 265, 270, 282, 290, 318, 348, 360, 376, 423, 424, 435, 470, 477, 522, 530, 540, 564, 580, 636, 696, 705, 783, 795, 846, 870, 940, 954, 1044, 1060, 1080, 1128, 1160, 1269, 1272, 1305, 1363, 1410, 1431, 1537, 1566, 1590, 1692, 1740, 1880, 1908, 2088, 2115, 2120, 2385, 2491, 2538, 2610, 2726, 2820, 2862, 3074, 3132, 3180, 3384, 3480, 3816, 3915, 4089, 4230, 4611, 4770, 4982, 5076, 5220, 5452, 5640, 5724, 6148, 6264, 6345, 6360, 6815, 7155, 7473, 7685, 7830, 8178, 8460, 9222, 9540, 9964, 10152, 10440, 10904, 11448, 12267, 12296, 12455, 12690, 13630, 13833, 14310, 14946, 15370, 15660, 16356, 16920, 18444, 19080, 19928, 20445, 22419, 23055, 24534, 24910, 25380, 27260, 27666, 28620, 29892, 30740, 31320, 32712, 36801, 36888, 37365, 40890, 41499, 44838, 46110, 49068, 49820, 50760, 54520, 55332, 57240, 59784, 61335, 61480, 67257, 69165, 72239, 73602, 74730, 81780, 82998, 89676, 92220, 98136, 99640, 110664, 112095, 122670, 134514, 138330, 144478, 147204, 149460, 163560, 165996, 179352, 184005, 184440, 207495, 216717, 224190, 245340, 269028, 276660, 288956, 294408, 298920, 331992, 336285, 361195, 368010, 414990, 433434, 448380, 490680, 538056, 553320, 577912, 650151, 672570, 722390, 736020, 829980, 866868, 896760, 1083585, 1300302, 1345140, 1444780, 1472040, 1659960, 1733736, 1950453, 2167170, 2600604, 2690280, 2889560, 3250755, 3900906, 4334340, 5201208, 6501510, 7801812, 8668680, 9752265, 13003020, 15603624, 19504530, 26006040, 39009060, 78018120]

約数ペア:

[(1, 78018120), (2, 39009060), (3, 26006040), (4, 19504530), (5, 15603624), (6, 13003020), (8, 9752265), (9, 8668680), (10, 7801812), (12, 6501510), (15, 5201208), (18, 4334340), (20, 3900906), (24, 3250755), (27, 2889560), (29, 2690280), (30, 2600604), (36, 2167170), (40, 1950453), (45, 1733736), (47, 1659960), (53, 1472040), (54, 1444780), (58, 1345140), (60, 1300302), (72, 1083585), (87, 896760), (90, 866868), (94, 829980), (106, 736020), (108, 722390), (116, 672570), (120, 650151), (135, 577912), (141, 553320), (145, 538056), (159, 490680), (174, 448380), (180, 433434), (188, 414990), (212, 368010), (216, 361195), (232, 336285), (235, 331992), (261, 298920), (265, 294408), (270, 288956), (282, 276660), (290, 269028), (318, 245340), (348, 224190), (360, 216717), (376, 207495), (423, 184440), (424, 184005), (435, 179352), (470, 165996), (477, 163560), (522, 149460), (530, 147204), (540, 144478), (564, 138330), (580, 134514), (636, 122670), (696, 112095), (705, 110664), (783, 99640), (795, 98136), (846, 92220), (870, 89676), (940, 82998), (954, 81780), (1044, 74730), (1060, 73602), (1080, 72239), (1128, 69165), (1160, 67257), (1269, 61480), (1272, 61335), (1305, 59784), (1363, 57240), (1410, 55332), (1431, 54520), (1537, 50760), (1566, 49820), (1590, 49068), (1692, 46110), (1740, 44838), (1880, 41499), (1908, 40890), (2088, 37365), (2115, 36888), (2120, 36801), (2385, 32712), (2491, 31320), (2538, 30740), (2610, 29892), (2726, 28620), (2820, 27666), (2862, 27260), (3074, 25380), (3132, 24910), (3180, 24534), (3384, 23055), (3480, 22419), (3816, 20445), (3915, 19928), (4089, 19080), (4230, 18444), (4611, 16920), (4770, 16356), (4982, 15660), (5076, 15370), (5220, 14946), (5452, 14310), (5640, 13833), (5724, 13630), (6148, 12690), (6264, 12455), (6345, 12296), (6360, 12267), (6815, 11448), (7155, 10904), (7473, 10440), (7685, 10152), (7830, 9964), (8178, 9540), (8460, 9222)]