30842640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:262

約数の個数: 160

約数和(自身を含む): 108028800

約数和(自身を除く): 77186160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 109, 120, 131, 135, 144, 180, 216, 218, 240, 262, 270, 327, 360, 393, 432, 436, 524, 540, 545, 654, 655, 720, 786, 872, 981, 1048, 1080, 1090, 1179, 1308, 1310, 1572, 1635, 1744, 1962, 1965, 2096, 2160, 2180, 2358, 2616, 2620, 2943, 3144, 3270, 3537, 3924, 3930, 4360, 4716, 4905, 5232, 5240, 5886, 5895, 6288, 6540, 7074, 7848, 7860, 8720, 9432, 9810, 10480, 11772, 11790, 13080, 14148, 14279, 14715, 15696, 15720, 17685, 18864, 19620, 23544, 23580, 26160, 28296, 28558, 29430, 31440, 35370, 39240, 42837, 47088, 47160, 56592, 57116, 58860, 70740, 71395, 78480, 85674, 94320, 114232, 117720, 128511, 141480, 142790, 171348, 214185, 228464, 235440, 257022, 282960, 285580, 342696, 385533, 428370, 514044, 571160, 642555, 685392, 771066, 856740, 1028088, 1142320, 1285110, 1542132, 1713480, 1927665, 2056176, 2570220, 3084264, 3426960, 3855330, 5140440, 6168528, 7710660, 10280880, 15421320, 30842640]

約数ペア:

[(1, 30842640), (2, 15421320), (3, 10280880), (4, 7710660), (5, 6168528), (6, 5140440), (8, 3855330), (9, 3426960), (10, 3084264), (12, 2570220), (15, 2056176), (16, 1927665), (18, 1713480), (20, 1542132), (24, 1285110), (27, 1142320), (30, 1028088), (36, 856740), (40, 771066), (45, 685392), (48, 642555), (54, 571160), (60, 514044), (72, 428370), (80, 385533), (90, 342696), (108, 285580), (109, 282960), (120, 257022), (131, 235440), (135, 228464), (144, 214185), (180, 171348), (216, 142790), (218, 141480), (240, 128511), (262, 117720), (270, 114232), (327, 94320), (360, 85674), (393, 78480), (432, 71395), (436, 70740), (524, 58860), (540, 57116), (545, 56592), (654, 47160), (655, 47088), (720, 42837), (786, 39240), (872, 35370), (981, 31440), (1048, 29430), (1080, 28558), (1090, 28296), (1179, 26160), (1308, 23580), (1310, 23544), (1572, 19620), (1635, 18864), (1744, 17685), (1962, 15720), (1965, 15696), (2096, 14715), (2160, 14279), (2180, 14148), (2358, 13080), (2616, 11790), (2620, 11772), (2943, 10480), (3144, 9810), (3270, 9432), (3537, 8720), (3924, 7860), (3930, 7848), (4360, 7074), (4716, 6540), (4905, 6288), (5232, 5895), (5240, 5886)]