70828240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1601}}^1$

素因数の和:1700

約数の個数: 80

約数和(自身を含む): 190702080

約数和(自身を除く): 119873840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 1601, 2212, 2765, 3160, 3202, 4424, 5530, 6320, 6404, 8005, 8848, 11060, 11207, 12808, 16010, 22120, 22414, 25616, 32020, 44240, 44828, 56035, 64040, 89656, 112070, 126479, 128080, 179312, 224140, 252958, 448280, 505916, 632395, 885353, 896560, 1011832, 1264790, 1770706, 2023664, 2529580, 3541412, 4426765, 5059160, 7082824, 8853530, 10118320, 14165648, 17707060, 35414120, 70828240]

約数ペア:

[(1, 70828240), (2, 35414120), (4, 17707060), (5, 14165648), (7, 10118320), (8, 8853530), (10, 7082824), (14, 5059160), (16, 4426765), (20, 3541412), (28, 2529580), (35, 2023664), (40, 1770706), (56, 1264790), (70, 1011832), (79, 896560), (80, 885353), (112, 632395), (140, 505916), (158, 448280), (280, 252958), (316, 224140), (395, 179312), (553, 128080), (560, 126479), (632, 112070), (790, 89656), (1106, 64040), (1264, 56035), (1580, 44828), (1601, 44240), (2212, 32020), (2765, 25616), (3160, 22414), (3202, 22120), (4424, 16010), (5530, 12808), (6320, 11207), (6404, 11060), (8005, 8848)]