237581680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{743}}^1$

素因数の和:1334

約数の個数: 80

約数和(自身を含む): 633245184

約数和(自身を除く): 395663504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 571, 743, 1142, 1486, 2284, 2855, 2972, 3715, 3997, 4568, 5201, 5710, 5944, 7430, 7994, 9136, 10402, 11420, 11888, 14860, 15988, 19985, 20804, 22840, 26005, 29720, 31976, 39970, 41608, 45680, 52010, 59440, 63952, 79940, 83216, 104020, 159880, 208040, 319760, 416080, 424253, 848506, 1697012, 2121265, 2969771, 3394024, 4242530, 5939542, 6788048, 8485060, 11879084, 14848855, 16970120, 23758168, 29697710, 33940240, 47516336, 59395420, 118790840, 237581680]

約数ペア:

[(1, 237581680), (2, 118790840), (4, 59395420), (5, 47516336), (7, 33940240), (8, 29697710), (10, 23758168), (14, 16970120), (16, 14848855), (20, 11879084), (28, 8485060), (35, 6788048), (40, 5939542), (56, 4242530), (70, 3394024), (80, 2969771), (112, 2121265), (140, 1697012), (280, 848506), (560, 424253), (571, 416080), (743, 319760), (1142, 208040), (1486, 159880), (2284, 104020), (2855, 83216), (2972, 79940), (3715, 63952), (3997, 59440), (4568, 52010), (5201, 45680), (5710, 41608), (5944, 39970), (7430, 31976), (7994, 29720), (9136, 26005), (10402, 22840), (11420, 20804), (11888, 19985), (14860, 15988)]