168076280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{13009}}^1$

素因数の和:13056

約数の個数: 64

約数和(自身を含む): 421524000

約数和(自身を除く): 253447720

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 13009, 26018, 52036, 65045, 104072, 130090, 221153, 247171, 260180, 442306, 494342, 520360, 884612, 988684, 1105765, 1235855, 1769224, 1977368, 2211530, 2471710, 4201907, 4423060, 4943420, 8403814, 8846120, 9886840, 16807628, 21009535, 33615256, 42019070, 84038140, 168076280]

約数ペア:

[(1, 168076280), (2, 84038140), (4, 42019070), (5, 33615256), (8, 21009535), (10, 16807628), (17, 9886840), (19, 8846120), (20, 8403814), (34, 4943420), (38, 4423060), (40, 4201907), (68, 2471710), (76, 2211530), (85, 1977368), (95, 1769224), (136, 1235855), (152, 1105765), (170, 988684), (190, 884612), (323, 520360), (340, 494342), (380, 442306), (646, 260180), (680, 247171), (760, 221153), (1292, 130090), (1615, 104072), (2584, 65045), (3230, 52036), (6460, 26018), (12920, 13009)]