678742088920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{18504419}}^1$

素因数の和:18504568

約数の個数: 64

約数和(自身を含む): 1758660076800

約数和(自身を除く): 1079917987880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 655, 917, 1048, 1310, 1834, 2620, 3668, 4585, 5240, 7336, 9170, 18340, 36680, 18504419, 37008838, 74017676, 92522095, 129530933, 148035352, 185044190, 259061866, 370088380, 518123732, 647654665, 740176760, 1036247464, 1295309330, 2424078889, 2590618660, 4848157778, 5181237320, 9696315556, 12120394445, 16968552223, 19392631112, 24240788890, 33937104446, 48481577780, 67874208892, 84842761115, 96963155560, 135748417784, 169685522230, 339371044460, 678742088920]

約数ペア:

[(1, 678742088920), (2, 339371044460), (4, 169685522230), (5, 135748417784), (7, 96963155560), (8, 84842761115), (10, 67874208892), (14, 48481577780), (20, 33937104446), (28, 24240788890), (35, 19392631112), (40, 16968552223), (56, 12120394445), (70, 9696315556), (131, 5181237320), (140, 4848157778), (262, 2590618660), (280, 2424078889), (524, 1295309330), (655, 1036247464), (917, 740176760), (1048, 647654665), (1310, 518123732), (1834, 370088380), (2620, 259061866), (3668, 185044190), (4585, 148035352), (5240, 129530933), (7336, 92522095), (9170, 74017676), (18340, 37008838), (36680, 18504419)]