170408840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:651

約数の個数: 128

約数和(自身を含む): 467804160

約数和(自身を除く): 297395320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 47, 56, 70, 92, 94, 115, 140, 161, 184, 188, 230, 235, 280, 322, 329, 376, 460, 470, 563, 644, 658, 805, 920, 940, 1081, 1126, 1288, 1316, 1610, 1645, 1880, 2162, 2252, 2632, 2815, 3220, 3290, 3941, 4324, 4504, 5405, 5630, 6440, 6580, 7567, 7882, 8648, 10810, 11260, 12949, 13160, 15134, 15764, 19705, 21620, 22520, 25898, 26461, 30268, 31528, 37835, 39410, 43240, 51796, 52922, 60536, 64745, 75670, 78820, 90643, 103592, 105844, 129490, 132305, 151340, 157640, 181286, 185227, 211688, 258980, 264610, 302680, 362572, 370454, 453215, 517960, 529220, 608603, 725144, 740908, 906430, 926135, 1058440, 1217206, 1481816, 1812860, 1852270, 2434412, 3043015, 3625720, 3704540, 4260221, 4868824, 6086030, 7409080, 8520442, 12172060, 17040884, 21301105, 24344120, 34081768, 42602210, 85204420, 170408840]

約数ペア:

[(1, 170408840), (2, 85204420), (4, 42602210), (5, 34081768), (7, 24344120), (8, 21301105), (10, 17040884), (14, 12172060), (20, 8520442), (23, 7409080), (28, 6086030), (35, 4868824), (40, 4260221), (46, 3704540), (47, 3625720), (56, 3043015), (70, 2434412), (92, 1852270), (94, 1812860), (115, 1481816), (140, 1217206), (161, 1058440), (184, 926135), (188, 906430), (230, 740908), (235, 725144), (280, 608603), (322, 529220), (329, 517960), (376, 453215), (460, 370454), (470, 362572), (563, 302680), (644, 264610), (658, 258980), (805, 211688), (920, 185227), (940, 181286), (1081, 157640), (1126, 151340), (1288, 132305), (1316, 129490), (1610, 105844), (1645, 103592), (1880, 90643), (2162, 78820), (2252, 75670), (2632, 64745), (2815, 60536), (3220, 52922), (3290, 51796), (3941, 43240), (4324, 39410), (4504, 37835), (5405, 31528), (5630, 30268), (6440, 26461), (6580, 25898), (7567, 22520), (7882, 21620), (8648, 19705), (10810, 15764), (11260, 15134), (12949, 13160)]