161479320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1427}}^1$

素因数の和:1505

約数の個数: 128

約数和(自身を含む): 518192640

約数和(自身を除く): 356713320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 41, 46, 60, 69, 82, 92, 115, 120, 123, 138, 164, 184, 205, 230, 246, 276, 328, 345, 410, 460, 492, 552, 615, 690, 820, 920, 943, 984, 1230, 1380, 1427, 1640, 1886, 2460, 2760, 2829, 2854, 3772, 4281, 4715, 4920, 5658, 5708, 7135, 7544, 8562, 9430, 11316, 11416, 14145, 14270, 17124, 18860, 21405, 22632, 28290, 28540, 32821, 34248, 37720, 42810, 56580, 57080, 58507, 65642, 85620, 98463, 113160, 117014, 131284, 164105, 171240, 175521, 196926, 234028, 262568, 292535, 328210, 351042, 393852, 468056, 492315, 585070, 656420, 702084, 787704, 877605, 984630, 1170140, 1312840, 1345661, 1404168, 1755210, 1969260, 2340280, 2691322, 3510420, 3938520, 4036983, 5382644, 6728305, 7020840, 8073966, 10765288, 13456610, 16147932, 20184915, 26913220, 32295864, 40369830, 53826440, 80739660, 161479320]

約数ペア:

[(1, 161479320), (2, 80739660), (3, 53826440), (4, 40369830), (5, 32295864), (6, 26913220), (8, 20184915), (10, 16147932), (12, 13456610), (15, 10765288), (20, 8073966), (23, 7020840), (24, 6728305), (30, 5382644), (40, 4036983), (41, 3938520), (46, 3510420), (60, 2691322), (69, 2340280), (82, 1969260), (92, 1755210), (115, 1404168), (120, 1345661), (123, 1312840), (138, 1170140), (164, 984630), (184, 877605), (205, 787704), (230, 702084), (246, 656420), (276, 585070), (328, 492315), (345, 468056), (410, 393852), (460, 351042), (492, 328210), (552, 292535), (615, 262568), (690, 234028), (820, 196926), (920, 175521), (943, 171240), (984, 164105), (1230, 131284), (1380, 117014), (1427, 113160), (1640, 98463), (1886, 85620), (2460, 65642), (2760, 58507), (2829, 57080), (2854, 56580), (3772, 42810), (4281, 37720), (4715, 34248), (4920, 32821), (5658, 28540), (5708, 28290), (7135, 22632), (7544, 21405), (8562, 18860), (9430, 17124), (11316, 14270), (11416, 14145)]