213865120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{743}}^1$

素因数の和:1022

約数の個数: 96

約数和(自身を含む): 580462848

約数和(自身を除く): 366597728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 257, 280, 514, 560, 743, 1028, 1120, 1285, 1486, 1799, 2056, 2570, 2972, 3598, 3715, 4112, 5140, 5201, 5944, 7196, 7430, 8224, 8995, 10280, 10402, 11888, 14392, 14860, 17990, 20560, 20804, 23776, 26005, 28784, 29720, 35980, 41120, 41608, 52010, 57568, 59440, 71960, 83216, 104020, 118880, 143920, 166432, 190951, 208040, 287840, 381902, 416080, 763804, 832160, 954755, 1336657, 1527608, 1909510, 2673314, 3055216, 3819020, 5346628, 6110432, 6683285, 7638040, 10693256, 13366570, 15276080, 21386512, 26733140, 30552160, 42773024, 53466280, 106932560, 213865120]

約数ペア:

[(1, 213865120), (2, 106932560), (4, 53466280), (5, 42773024), (7, 30552160), (8, 26733140), (10, 21386512), (14, 15276080), (16, 13366570), (20, 10693256), (28, 7638040), (32, 6683285), (35, 6110432), (40, 5346628), (56, 3819020), (70, 3055216), (80, 2673314), (112, 1909510), (140, 1527608), (160, 1336657), (224, 954755), (257, 832160), (280, 763804), (514, 416080), (560, 381902), (743, 287840), (1028, 208040), (1120, 190951), (1285, 166432), (1486, 143920), (1799, 118880), (2056, 104020), (2570, 83216), (2972, 71960), (3598, 59440), (3715, 57568), (4112, 52010), (5140, 41608), (5201, 41120), (5944, 35980), (7196, 29720), (7430, 28784), (8224, 26005), (8995, 23776), (10280, 20804), (10402, 20560), (11888, 17990), (14392, 14860)]