214844840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:571

約数の個数: 128

約数和(自身を含む): 585653760

約数和(自身を除く): 370808920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 73, 92, 115, 140, 146, 161, 184, 230, 280, 292, 322, 365, 457, 460, 511, 584, 644, 730, 805, 914, 920, 1022, 1288, 1460, 1610, 1679, 1828, 2044, 2285, 2555, 2920, 3199, 3220, 3358, 3656, 4088, 4570, 5110, 6398, 6440, 6716, 8395, 9140, 10220, 10511, 11753, 12796, 13432, 15995, 16790, 18280, 20440, 21022, 23506, 25592, 31990, 33361, 33580, 42044, 47012, 52555, 58765, 63980, 66722, 67160, 73577, 84088, 94024, 105110, 117530, 127960, 133444, 147154, 166805, 210220, 233527, 235060, 266888, 294308, 333610, 367885, 420440, 467054, 470120, 588616, 667220, 735770, 767303, 934108, 1167635, 1334440, 1471540, 1534606, 1868216, 2335270, 2943080, 3069212, 3836515, 4670540, 5371121, 6138424, 7673030, 9341080, 10742242, 15346060, 21484484, 26855605, 30692120, 42968968, 53711210, 107422420, 214844840]

約数ペア:

[(1, 214844840), (2, 107422420), (4, 53711210), (5, 42968968), (7, 30692120), (8, 26855605), (10, 21484484), (14, 15346060), (20, 10742242), (23, 9341080), (28, 7673030), (35, 6138424), (40, 5371121), (46, 4670540), (56, 3836515), (70, 3069212), (73, 2943080), (92, 2335270), (115, 1868216), (140, 1534606), (146, 1471540), (161, 1334440), (184, 1167635), (230, 934108), (280, 767303), (292, 735770), (322, 667220), (365, 588616), (457, 470120), (460, 467054), (511, 420440), (584, 367885), (644, 333610), (730, 294308), (805, 266888), (914, 235060), (920, 233527), (1022, 210220), (1288, 166805), (1460, 147154), (1610, 133444), (1679, 127960), (1828, 117530), (2044, 105110), (2285, 94024), (2555, 84088), (2920, 73577), (3199, 67160), (3220, 66722), (3358, 63980), (3656, 58765), (4088, 52555), (4570, 47012), (5110, 42044), (6398, 33580), (6440, 33361), (6716, 31990), (8395, 25592), (9140, 23506), (10220, 21022), (10511, 20440), (11753, 18280), (12796, 16790), (13432, 15995)]