769887440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{2221}}^1$

素因数の和:2860

約数の個数: 80

約数和(自身を含む): 2049928320

約数和(自身を除く): 1280040880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 619, 1238, 2221, 2476, 3095, 4333, 4442, 4952, 6190, 8666, 8884, 9904, 11105, 12380, 15547, 17332, 17768, 21665, 22210, 24760, 31094, 34664, 35536, 43330, 44420, 49520, 62188, 69328, 77735, 86660, 88840, 124376, 155470, 173320, 177680, 248752, 310940, 346640, 621880, 1243760, 1374799, 2749598, 5499196, 6873995, 9623593, 10998392, 13747990, 19247186, 21996784, 27495980, 38494372, 48117965, 54991960, 76988744, 96235930, 109983920, 153977488, 192471860, 384943720, 769887440]

約数ペア:

[(1, 769887440), (2, 384943720), (4, 192471860), (5, 153977488), (7, 109983920), (8, 96235930), (10, 76988744), (14, 54991960), (16, 48117965), (20, 38494372), (28, 27495980), (35, 21996784), (40, 19247186), (56, 13747990), (70, 10998392), (80, 9623593), (112, 6873995), (140, 5499196), (280, 2749598), (560, 1374799), (619, 1243760), (1238, 621880), (2221, 346640), (2476, 310940), (3095, 248752), (4333, 177680), (4442, 173320), (4952, 155470), (6190, 124376), (8666, 88840), (8884, 86660), (9904, 77735), (11105, 69328), (12380, 62188), (15547, 49520), (17332, 44420), (17768, 43330), (21665, 35536), (22210, 34664), (24760, 31094)]