138451680

素因数分解:

$2^5\times 3^6\times 5^1\times {\mathrm{1187}}^1$

素因数の和:1220

約数の個数: 168

約数和(自身を含む): 490826952

約数和(自身を除く): 352375272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 729, 810, 864, 972, 1080, 1187, 1215, 1296, 1440, 1458, 1620, 1944, 2160, 2374, 2430, 2592, 2916, 3240, 3561, 3645, 3888, 4320, 4748, 4860, 5832, 5935, 6480, 7122, 7290, 7776, 9496, 9720, 10683, 11664, 11870, 12960, 14244, 14580, 17805, 18992, 19440, 21366, 23328, 23740, 28488, 29160, 32049, 35610, 37984, 38880, 42732, 47480, 53415, 56976, 58320, 64098, 71220, 85464, 94960, 96147, 106830, 113952, 116640, 128196, 142440, 160245, 170928, 189920, 192294, 213660, 256392, 284880, 288441, 320490, 341856, 384588, 427320, 480735, 512784, 569760, 576882, 640980, 769176, 854640, 865323, 961470, 1025568, 1153764, 1281960, 1442205, 1538352, 1709280, 1730646, 1922940, 2307528, 2563920, 2884410, 3076704, 3461292, 3845880, 4326615, 4615056, 5127840, 5768820, 6922584, 7691760, 8653230, 9230112, 11537640, 13845168, 15383520, 17306460, 23075280, 27690336, 34612920, 46150560, 69225840, 138451680]

約数ペア:

[(1, 138451680), (2, 69225840), (3, 46150560), (4, 34612920), (5, 27690336), (6, 23075280), (8, 17306460), (9, 15383520), (10, 13845168), (12, 11537640), (15, 9230112), (16, 8653230), (18, 7691760), (20, 6922584), (24, 5768820), (27, 5127840), (30, 4615056), (32, 4326615), (36, 3845880), (40, 3461292), (45, 3076704), (48, 2884410), (54, 2563920), (60, 2307528), (72, 1922940), (80, 1730646), (81, 1709280), (90, 1538352), (96, 1442205), (108, 1281960), (120, 1153764), (135, 1025568), (144, 961470), (160, 865323), (162, 854640), (180, 769176), (216, 640980), (240, 576882), (243, 569760), (270, 512784), (288, 480735), (324, 427320), (360, 384588), (405, 341856), (432, 320490), (480, 288441), (486, 284880), (540, 256392), (648, 213660), (720, 192294), (729, 189920), (810, 170928), (864, 160245), (972, 142440), (1080, 128196), (1187, 116640), (1215, 113952), (1296, 106830), (1440, 96147), (1458, 94960), (1620, 85464), (1944, 71220), (2160, 64098), (2374, 58320), (2430, 56976), (2592, 53415), (2916, 47480), (3240, 42732), (3561, 38880), (3645, 37984), (3888, 35610), (4320, 32049), (4748, 29160), (4860, 28488), (5832, 23740), (5935, 23328), (6480, 21366), (7122, 19440), (7290, 18992), (7776, 17805), (9496, 14580), (9720, 14244), (10683, 12960), (11664, 11870)]