511123320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19997}}^1$

素因数の和:20085

約数の個数: 96

約数和(自身を含む): 1684631520

約数和(自身を除く): 1173508200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1278, 1420, 1704, 2130, 2556, 2840, 3195, 4260, 5112, 6390, 8520, 12780, 19997, 25560, 39994, 59991, 79988, 99985, 119982, 159976, 179973, 199970, 239964, 299955, 359946, 399940, 479928, 599910, 719892, 799880, 899865, 1199820, 1419787, 1439784, 1799730, 2399640, 2839574, 3599460, 4259361, 5679148, 7098935, 7198920, 8518722, 11358296, 12778083, 14197870, 17037444, 21296805, 25556166, 28395740, 34074888, 42593610, 51112332, 56791480, 63890415, 85187220, 102224664, 127780830, 170374440, 255561660, 511123320]

約数ペア:

[(1, 511123320), (2, 255561660), (3, 170374440), (4, 127780830), (5, 102224664), (6, 85187220), (8, 63890415), (9, 56791480), (10, 51112332), (12, 42593610), (15, 34074888), (18, 28395740), (20, 25556166), (24, 21296805), (30, 17037444), (36, 14197870), (40, 12778083), (45, 11358296), (60, 8518722), (71, 7198920), (72, 7098935), (90, 5679148), (120, 4259361), (142, 3599460), (180, 2839574), (213, 2399640), (284, 1799730), (355, 1439784), (360, 1419787), (426, 1199820), (568, 899865), (639, 799880), (710, 719892), (852, 599910), (1065, 479928), (1278, 399940), (1420, 359946), (1704, 299955), (2130, 239964), (2556, 199970), (2840, 179973), (3195, 159976), (4260, 119982), (5112, 99985), (6390, 79988), (8520, 59991), (12780, 39994), (19997, 25560)]