401330880

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:775

約数の個数: 168

約数和(自身を含む): 1387870224

約数和(自身を除く): 986539344

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 331, 360, 421, 480, 576, 662, 720, 842, 960, 993, 1263, 1324, 1440, 1655, 1684, 1986, 2105, 2526, 2648, 2880, 2979, 3310, 3368, 3789, 3972, 4210, 4965, 5052, 5296, 5958, 6315, 6620, 6736, 7578, 7944, 8420, 9930, 10104, 10592, 11916, 12630, 13240, 13472, 14895, 15156, 15888, 16840, 18945, 19860, 20208, 21184, 23832, 25260, 26480, 26944, 29790, 30312, 31776, 33680, 37890, 39720, 40416, 47664, 50520, 52960, 59580, 60624, 63552, 67360, 75780, 79440, 80832, 95328, 101040, 105920, 119160, 121248, 134720, 139351, 151560, 158880, 190656, 202080, 238320, 242496, 278702, 303120, 317760, 404160, 418053, 476640, 557404, 606240, 696755, 836106, 953280, 1114808, 1212480, 1254159, 1393510, 1672212, 2090265, 2229616, 2508318, 2787020, 3344424, 4180530, 4459232, 5016636, 5574040, 6270795, 6688848, 8361060, 8918464, 10033272, 11148080, 12541590, 13377696, 16722120, 20066544, 22296160, 25083180, 26755392, 33444240, 40133088, 44592320, 50166360, 66888480, 80266176, 100332720, 133776960, 200665440, 401330880]

約数ペア:

[(1, 401330880), (2, 200665440), (3, 133776960), (4, 100332720), (5, 80266176), (6, 66888480), (8, 50166360), (9, 44592320), (10, 40133088), (12, 33444240), (15, 26755392), (16, 25083180), (18, 22296160), (20, 20066544), (24, 16722120), (30, 13377696), (32, 12541590), (36, 11148080), (40, 10033272), (45, 8918464), (48, 8361060), (60, 6688848), (64, 6270795), (72, 5574040), (80, 5016636), (90, 4459232), (96, 4180530), (120, 3344424), (144, 2787020), (160, 2508318), (180, 2229616), (192, 2090265), (240, 1672212), (288, 1393510), (320, 1254159), (331, 1212480), (360, 1114808), (421, 953280), (480, 836106), (576, 696755), (662, 606240), (720, 557404), (842, 476640), (960, 418053), (993, 404160), (1263, 317760), (1324, 303120), (1440, 278702), (1655, 242496), (1684, 238320), (1986, 202080), (2105, 190656), (2526, 158880), (2648, 151560), (2880, 139351), (2979, 134720), (3310, 121248), (3368, 119160), (3789, 105920), (3972, 101040), (4210, 95328), (4965, 80832), (5052, 79440), (5296, 75780), (5958, 67360), (6315, 63552), (6620, 60624), (6736, 59580), (7578, 52960), (7944, 50520), (8420, 47664), (9930, 40416), (10104, 39720), (10592, 37890), (11916, 33680), (12630, 31776), (13240, 30312), (13472, 29790), (14895, 26944), (15156, 26480), (15888, 25260), (16840, 23832), (18945, 21184), (19860, 20208)]