53080020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:534

約数の個数: 144

約数和(自身を含む): 186251520

約数和(自身を除く): 133171500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 103, 105, 126, 140, 180, 206, 210, 252, 309, 315, 409, 412, 420, 515, 618, 630, 721, 818, 927, 1030, 1227, 1236, 1260, 1442, 1545, 1636, 1854, 2045, 2060, 2163, 2454, 2863, 2884, 3090, 3605, 3681, 3708, 4090, 4326, 4635, 4908, 5726, 6135, 6180, 6489, 7210, 7362, 8180, 8589, 8652, 9270, 10815, 11452, 12270, 12978, 14315, 14420, 14724, 17178, 18405, 18540, 21630, 24540, 25767, 25956, 28630, 32445, 34356, 36810, 42127, 42945, 43260, 51534, 57260, 64890, 73620, 84254, 85890, 103068, 126381, 128835, 129780, 168508, 171780, 210635, 252762, 257670, 294889, 379143, 421270, 505524, 515340, 589778, 631905, 758286, 842540, 884667, 1179556, 1263810, 1474445, 1516572, 1769334, 1895715, 2527620, 2654001, 2948890, 3538668, 3791430, 4423335, 5308002, 5897780, 7582860, 8846670, 10616004, 13270005, 17693340, 26540010, 53080020]

約数ペア:

[(1, 53080020), (2, 26540010), (3, 17693340), (4, 13270005), (5, 10616004), (6, 8846670), (7, 7582860), (9, 5897780), (10, 5308002), (12, 4423335), (14, 3791430), (15, 3538668), (18, 2948890), (20, 2654001), (21, 2527620), (28, 1895715), (30, 1769334), (35, 1516572), (36, 1474445), (42, 1263810), (45, 1179556), (60, 884667), (63, 842540), (70, 758286), (84, 631905), (90, 589778), (103, 515340), (105, 505524), (126, 421270), (140, 379143), (180, 294889), (206, 257670), (210, 252762), (252, 210635), (309, 171780), (315, 168508), (409, 129780), (412, 128835), (420, 126381), (515, 103068), (618, 85890), (630, 84254), (721, 73620), (818, 64890), (927, 57260), (1030, 51534), (1227, 43260), (1236, 42945), (1260, 42127), (1442, 36810), (1545, 34356), (1636, 32445), (1854, 28630), (2045, 25956), (2060, 25767), (2163, 24540), (2454, 21630), (2863, 18540), (2884, 18405), (3090, 17178), (3605, 14724), (3681, 14420), (3708, 14315), (4090, 12978), (4326, 12270), (4635, 11452), (4908, 10815), (5726, 9270), (6135, 8652), (6180, 8589), (6489, 8180), (7210, 7362)]