212490720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11351}}^1$

素因数の和:11385

約数の個数: 144

約数和(自身を含む): 780972192

約数和(自身を除く): 568481472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 11351, 18720, 22702, 34053, 45404, 56755, 68106, 90808, 102159, 113510, 136212, 147563, 170265, 181616, 204318, 227020, 272424, 295126, 340530, 363232, 408636, 442689, 454040, 510795, 544848, 590252, 681060, 737815, 817272, 885378, 908080, 1021590, 1089696, 1180504, 1328067, 1362120, 1475630, 1634544, 1770756, 1816160, 2043180, 2213445, 2361008, 2656134, 2724240, 2951260, 3269088, 3541512, 4086360, 4426890, 4722016, 5312268, 5448480, 5902520, 6640335, 7083024, 8172720, 8853780, 10624536, 11805040, 13280670, 14166048, 16345440, 17707560, 21249072, 23610080, 26561340, 35415120, 42498144, 53122680, 70830240, 106245360, 212490720]

約数ペア:

[(1, 212490720), (2, 106245360), (3, 70830240), (4, 53122680), (5, 42498144), (6, 35415120), (8, 26561340), (9, 23610080), (10, 21249072), (12, 17707560), (13, 16345440), (15, 14166048), (16, 13280670), (18, 11805040), (20, 10624536), (24, 8853780), (26, 8172720), (30, 7083024), (32, 6640335), (36, 5902520), (39, 5448480), (40, 5312268), (45, 4722016), (48, 4426890), (52, 4086360), (60, 3541512), (65, 3269088), (72, 2951260), (78, 2724240), (80, 2656134), (90, 2361008), (96, 2213445), (104, 2043180), (117, 1816160), (120, 1770756), (130, 1634544), (144, 1475630), (156, 1362120), (160, 1328067), (180, 1180504), (195, 1089696), (208, 1021590), (234, 908080), (240, 885378), (260, 817272), (288, 737815), (312, 681060), (360, 590252), (390, 544848), (416, 510795), (468, 454040), (480, 442689), (520, 408636), (585, 363232), (624, 340530), (720, 295126), (780, 272424), (936, 227020), (1040, 204318), (1170, 181616), (1248, 170265), (1440, 147563), (1560, 136212), (1872, 113510), (2080, 102159), (2340, 90808), (3120, 68106), (3744, 56755), (4680, 45404), (6240, 34053), (9360, 22702), (11351, 18720)]